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Results from the 2018 National Survey on Drug Use and Health:
Detailed Tables

190327
Table 3.1C – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 or Older, by Age Group: Standard Errors of Numbers in Thousands, 2017 and 2018
Specific Substance Risk/Availability Aged 12+
(2017)
Aged 12+
(2018)
Aged 12-17
(2017)
Aged 12-17
(2018)
Aged 18+
(2017)
Aged 18+
(2018)
Aged 18-25
(2017)
Aged 18-25
(2018)
Aged 26+
(2017)
Aged 26+
(2018)
PERCEPTIONS OF GREAT RISK1                    
Cigarettes                    
Smoke One or More Packs Per Day 734 738 122 121 723 722 171 157 700 708
Marijuana                    
Smoke Once a Month 832 832 106 99 818 821 122 116 788 796
Smoke Once or Twice a Week 867 839 129 120 844 826 136 127 805 800
Cocaine                    
Use Once a Month 784 779 119 127 761 769 180 187 730 731
Use Once or Twice a Week 559 570 101 105 540 562 126 131 519 538
Heroin                    
Try Once or Twice 541 525 113 126 511 501 134 122 497 485
Use Once or Twice a Week 359 356 94 95 336 337 83 88 327 323
LSD                    
Try Once or Twice 815 821 126 126 785 805 181 189 748 753
Use Once or Twice a Week 598 615 113 118 573 596 158 156 547 568
Alcohol                    
Have Five or More Drinks Once or Twice a Week 841 818 123 123 831 811 177 167 804 780
Have Four or Five Drinks Nearly Every Day 763 767 116 123 747 748 172 166 732 725
PERCEIVED AVAILABILITY2                    
Fairly or Very Easy to Obtain                    
Marijuana 911 872 116 124 892 856 175 156 855 818
Cocaine 700 702 78 78 695 694 163 165 668 665
Crack 650 678 77 76 646 668 120 115 636 655
Heroin 622 624 65 65 621 615 126 112 600 601
LSD 555 541 80 87 547 535 145 137 526 519
Approached in the Past Month by Someone Selling Drugs 332 342 76 83 321 328 127 114 278 297
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
1 Respondents with unknown Perception of Risk data were excluded from the respective analyses.
2 Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.1D – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 or Older, by Age Group: Standard Errors of Percentages, 2017 and 2018
Specific Substance Risk/Availability Aged 12+
(2017)
Aged 12+
(2018)
Aged 12-17
(2017)
Aged 12-17
(2018)
Aged 18+
(2017)
Aged 18+
(2018)
Aged 18-25
(2017)
Aged 18-25
(2018)
Aged 26+
(2017)
Aged 26+
(2018)
PERCEPTIONS OF GREAT RISK1                    
Cigarettes                    
Smoke One or More Packs Per Day 0.27 0.27 0.49 0.50 0.29 0.29 0.50 0.46 0.33 0.33
Marijuana                    
Smoke Once a Month 0.31 0.31 0.43 0.41 0.34 0.33 0.36 0.34 0.38 0.38
Smoke Once or Twice a Week 0.32 0.31 0.53 0.49 0.35 0.34 0.40 0.38 0.39 0.38
Cocaine                    
Use Once a Month 0.29 0.29 0.49 0.53 0.31 0.31 0.53 0.56 0.35 0.35
Use Once or Twice a Week 0.21 0.21 0.42 0.44 0.22 0.23 0.37 0.39 0.25 0.25
Heroin                    
Try Once or Twice 0.20 0.20 0.47 0.52 0.21 0.20 0.39 0.36 0.24 0.23
Use Once or Twice a Week 0.13 0.13 0.39 0.39 0.14 0.14 0.25 0.26 0.16 0.15
LSD                    
Try Once or Twice 0.31 0.31 0.54 0.54 0.33 0.33 0.54 0.57 0.36 0.36
Use Once or Twice a Week 0.23 0.23 0.48 0.51 0.24 0.25 0.47 0.47 0.26 0.27
Alcohol                    
Have Five or More Drinks Once or Twice a Week 0.31 0.30 0.50 0.50 0.34 0.33 0.52 0.49 0.38 0.37
Have Four or Five Drinks Nearly Every Day 0.28 0.28 0.47 0.51 0.30 0.30 0.50 0.49 0.35 0.34
PERCEIVED AVAILABILITY2                    
Fairly or Very Easy to Obtain                    
Marijuana 0.35 0.33 0.48 0.51 0.38 0.36 0.52 0.46 0.42 0.40
Cocaine 0.27 0.27 0.33 0.33 0.30 0.30 0.49 0.50 0.33 0.33
Crack 0.25 0.26 0.32 0.32 0.28 0.29 0.36 0.35 0.32 0.33
Heroin 0.24 0.24 0.28 0.27 0.27 0.26 0.38 0.34 0.30 0.30
LSD 0.22 0.21 0.34 0.37 0.24 0.23 0.44 0.42 0.27 0.26
Approached in the Past Month by Someone Selling Drugs 0.12 0.13 0.31 0.34 0.13 0.13 0.37 0.34 0.13 0.14
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
1 Respondents with unknown Perception of Risk data were excluded from the respective analyses.
2 Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.1P – Perceived Great Risk of Harm Associated with Substance Use and Perceived Availability of Substances among Persons Aged 12 or Older, by Age Group: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Specific Substance Risk/Availability Aged 12+
(2017)
Aged 12+
(2018)
Aged 12-17
(2017)
Aged 12-17
(2018)
Aged 18+
(2017)
Aged 18+
(2018)
Aged 18-25
(2017)
Aged 18-25
(2018)
Aged 26+
(2017)
Aged 26+
(2018)
PERCEPTIONS OF GREAT RISK1                    
Cigarettes                    
Smoke One or More Packs Per Day 0.6409   0.0070   0.3592   0.1385   0.5618  
Marijuana                    
Smoke Once a Month 0.0091   0.0037   0.0221   0.4865   0.0198  
Smoke Once or Twice a Week 0.0028   0.0001   0.0144   0.9659   0.0088  
Cocaine                    
Use Once a Month 0.7099   0.0380   0.9348   0.7235   0.9514  
Use Once or Twice a Week 0.2427   0.4231   0.2831   0.2473   0.3934  
Heroin                    
Try Once or Twice 0.6429   0.0106   0.9575   0.9723   0.9864  
Use Once or Twice a Week 0.1558   0.0559   0.3133   0.1081   0.5352  
LSD                    
Try Once or Twice 0.0051   0.0058   0.0133   0.0100   0.0428  
Use Once or Twice a Week 0.0002   0.0031   0.0008   0.0138   0.0042  
Alcohol                    
Have Five or More Drinks Once or Twice a Week 0.3903   0.6380   0.3506   0.5143   0.2840  
Have Four or Five Drinks Nearly Every Day 0.3106   0.2039   0.3988   0.7703   0.3352  
PERCEIVED AVAILABILITY2                    
Fairly or Very Easy to Obtain                    
Marijuana 0.0997   0.9445   0.1016   0.5334   0.0601  
Cocaine 0.3104   0.0316   0.4286   0.9937   0.4264  
Crack 0.1290   0.1538   0.1661   0.4535   0.1961  
Heroin 0.1613   0.4499   0.1740   0.0556   0.3028  
LSD 0.3411   0.3316   0.2657   0.2237   0.3832  
Approached in the Past Month by Someone Selling Drugs 0.8997   0.1788   0.6219   0.0416   0.1364  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
1 Respondents with unknown Perception of Risk data were excluded from the respective analyses.
2 Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.2C – Perceived Great Risk of Harm Associated with Cigarette and Alcohol Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic CIGARETTES ALCOHOL
Smoke One or More Packs
Per Day
Have Five or More Drinks
Once or Twice a Week
Have Four or Five Drinks Nearly
Every Day
2017 2018 2017 2018 2017 2018
TOTAL 122 121 123 123 116 123
AGE GROUP            
12-13 116 121 93 99 120 120
14-15 123 125 100 95 123 118
16-17 131 131 101 103 125 133
GENDER            
Male 86 85 84 87 89 86
Female 83 83 90 90 78 80
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 99 103 103 104 97 106
White 183 177 123 130 177 177
Black or African American 88 79 82 74 94 85
AIAN 10 14 10 10 12 13
NHOPI * * * * * *
Asian 69 68 59 60 69 76
Two or More Races 32 32 27 23 33 31
Hispanic or Latino 66 64 66 66 64 62
COUNTY TYPE            
Large Metro 222 211 165 158 212 210
Small Metro 122 135 89 96 120 132
Nonmetro 86 86 65 62 86 81
Urbanized 61 58 46 41 58 53
Less Urbanized 66 65 50 44 68 62
Completely Rural 22 30 18 26 20 32
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.2D – Perceived Great Risk of Harm Associated with Cigarette and Alcohol Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic CIGARETTES ALCOHOL
Smoke One or More Packs
Per Day
Have Five or More Drinks
Once or Twice a Week
Have Four or Five Drinks Nearly
Every Day
2017 2018 2017 2018 2017 2018
TOTAL 0.49 0.50 0.50 0.50 0.47 0.51
AGE GROUP            
12-13 0.82 0.86 0.87 0.89 0.84 0.84
14-15 0.86 0.81 0.87 0.85 0.80 0.82
16-17 0.79 0.84 0.85 0.85 0.77 0.85
GENDER            
Male 0.69 0.68 0.67 0.70 0.72 0.70
Female 0.69 0.69 0.75 0.75 0.65 0.66
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.53 0.56 0.56 0.56 0.52 0.57
White 0.61 0.67 0.65 0.71 0.63 0.69
Black or African American 1.28 1.24 1.39 1.27 1.30 1.27
AIAN 5.06 4.87 4.94 4.86 4.83 5.01
NHOPI * * * * * *
Asian 2.12 2.27 2.62 2.44 2.17 2.39
Two or More Races 2.10 2.48 2.20 2.26 2.11 2.26
Hispanic or Latino 1.13 1.08 1.12 1.12 1.09 1.05
COUNTY TYPE            
Large Metro 0.72 0.69 0.71 0.71 0.65 0.72
Small Metro 0.79 0.86 0.86 0.87 0.85 0.87
Nonmetro 1.13 1.12 1.11 1.13 1.11 1.19
Urbanized 1.71 1.72 1.80 1.93 1.59 1.71
Less Urbanized 1.60 1.56 1.62 1.48 1.58 1.64
Completely Rural 3.57 4.15 3.60 3.78 3.86 4.41
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.2P – Perceived Great Risk of Harm Associated with Cigarette and Alcohol Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic CIGARETTES ALCOHOL
Smoke One or More Packs
Per Day
Have Five or More Drinks
Once or Twice a Week
Have Four or Five Drinks Nearly
Every Day
2017 2018 2017 2018 2017 2018
TOTAL 0.0070   0.6380   0.2039  
AGE GROUP            
12-13 0.1797   0.8817   0.8752  
14-15 0.1623   0.2033   0.0357  
16-17 0.0468   0.5347   0.9861  
GENDER            
Male 0.0637   0.3417   0.2909  
Female 0.0416   0.7920   0.4474  
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.0179   0.9540   0.6038  
White 0.1743   0.9469   0.3684  
Black or African American 0.3217   0.6802   0.7200  
AIAN 0.0450   0.6629   0.4556  
NHOPI *   *   *  
Asian 0.0314   0.9861   0.2820  
Two or More Races 0.2292   0.3481   0.9370  
Hispanic or Latino 0.1902   0.3141   0.1192  
COUNTY TYPE            
Large Metro 0.0587   0.8663   0.3239  
Small Metro 0.0345   0.9960   0.9541  
Nonmetro 0.7479   0.1194   0.2190  
Urbanized 0.6548   0.4804   0.7224  
Less Urbanized 0.6396   0.0548   0.0707  
Completely Rural 0.6025   0.5293   0.4690  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.3C – Perceived Great Risk of Harm Associated with Marijuana and Cocaine Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic MARIJUANA COCAINE
Smoke Once a Month Smoke Once or Twice
a Week
Use Once a Month Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 106 99 129 120 119 127 101 105
AGE GROUP                
12-13 83 80 105 101 93 95 125 125
14-15 73 69 95 88 110 110 135 143
16-17 58 57 75 75 124 133 149 155
GENDER                
Male 72 72 88 84 85 90 70 74
Female 77 73 89 84 85 86 70 73
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 89 84 110 102 101 108 79 85
White 91 92 135 125 151 155 206 201
Black or African American 51 46 61 51 87 80 100 93
AIAN 7 7 8 7 12 14 14 16
NHOPI * * * * * * * *
Asian 41 44 54 56 55 55 73 78
Two or More Races 18 12 22 18 29 29 36 38
Hispanic or Latino 57 57 63 62 69 69 63 60
COUNTY TYPE                
Large Metro 114 104 157 135 185 180 251 245
Small Metro 65 61 86 88 107 120 139 154
Nonmetro 50 43 63 61 79 79 104 104
Urbanized 34 27 42 40 55 50 72 68
Less Urbanized 39 32 46 44 60 65 80 84
Completely Rural 14 20 20 26 21 29 31 39
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.3D – Perceived Great Risk of Harm Associated with Marijuana and Cocaine Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic MARIJUANA COCAINE
Smoke Once a Month Smoke Once or Twice
a Week
Use Once a Month Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.43 0.41 0.53 0.49 0.49 0.53 0.42 0.44
AGE GROUP                
12-13 0.85 0.85 0.90 0.90 0.88 0.89 0.76 0.79
14-15 0.76 0.72 0.84 0.86 0.83 0.89 0.70 0.73
16-17 0.61 0.61 0.74 0.74 0.81 0.86 0.63 0.62
GENDER                
Male 0.58 0.58 0.71 0.68 0.69 0.74 0.57 0.60
Female 0.64 0.61 0.74 0.71 0.71 0.72 0.59 0.61
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.48 0.46 0.60 0.56 0.55 0.59 0.43 0.47
White 0.57 0.58 0.69 0.67 0.66 0.72 0.49 0.53
Black or African American 1.23 1.17 1.36 1.22 1.30 1.35 1.17 1.11
AIAN 4.12 3.73 4.60 4.20 5.53 5.05 4.99 3.93
NHOPI * * * * * * * *
Asian 2.29 2.26 2.24 2.44 2.50 2.38 1.90 2.24
Two or More Races 1.81 1.48 2.14 2.06 2.22 2.23 1.70 2.04
Hispanic or Latino 0.98 0.96 1.08 1.05 1.19 1.17 1.08 1.03
COUNTY TYPE                
Large Metro 0.62 0.60 0.75 0.71 0.72 0.72 0.60 0.63
Small Metro 0.78 0.71 0.85 0.80 0.83 0.92 0.66 0.72
Nonmetro 1.03 0.94 1.11 1.18 1.08 1.17 0.94 0.90
Urbanized 1.56 1.49 1.66 1.95 1.70 1.79 1.49 1.40
Less Urbanized 1.55 1.32 1.56 1.49 1.47 1.69 1.29 1.30
Completely Rural 3.27 4.16 3.60 4.72 3.42 3.75 2.39 2.80
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.3P – Perceived Great Risk of Harm Associated with Marijuana and Cocaine Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic MARIJUANA COCAINE
Smoke Once a Month Smoke Once or Twice
a Week
Use Once a Month Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.0037   0.0001   0.0380   0.4231  
AGE GROUP                
12-13 0.0939   0.0030   0.7702   0.3515  
14-15 0.0177   0.0007   0.0675   0.8065  
16-17 0.4056   0.4688   0.1582   0.4987  
GENDER                
Male 0.1889   0.0064   0.0287   0.2218  
Female 0.0069   0.0030   0.5638   0.9183  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.0385   0.0118   0.3991   0.3495  
White 0.0502   0.0105   0.9657   0.2099  
Black or African American 0.4915   0.8788   0.4656   0.3683  
AIAN 0.7924   0.2938   0.5060   0.3907  
NHOPI *   *   *   *  
Asian 0.6542   0.4605   0.0683   0.1066  
Two or More Races 0.0258   0.1280   0.8697   0.5056  
Hispanic or Latino 0.0542   0.0009   0.0190   0.9599  
COUNTY TYPE                
Large Metro 0.4162   0.0231   0.0584   0.3949  
Small Metro 0.0089   0.0001   0.3180   0.7260  
Nonmetro 0.0193   0.4490   0.9668   0.8398  
Urbanized 0.0157   0.6964   0.2677   0.6672  
Less Urbanized 0.3145   0.7434   0.4406   0.9650  
Completely Rural 0.6880   0.2618   0.4684   0.6646  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.4C – Perceived Great Risk of Harm Associated with Heroin and LSD Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic HEROIN LSD
Try Once or Twice Use Once or Twice
a Week
Try Once or Twice Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 113 126 94 95 126 126 113 118
AGE GROUP                
12-13 105 101 126 125 89 91 110 110
14-15 119 124 140 147 102 105 127 129
16-17 139 142 153 157 111 112 133 137
GENDER                
Male 81 85 67 69 84 88 79 86
Female 83 90 65 67 92 87 79 77
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 94 103 73 79 101 108 88 100
White 173 167 216 206 133 140 184 180
Black or African American 93 83 101 94 80 72 89 82
AIAN 12 14 14 16 10 12 12 14
NHOPI * * * * * * * *
Asian 57 58 74 76 52 50 66 66
Two or More Races 32 35 38 38 29 27 34 33
Hispanic or Latino 62 68 57 54 69 67 65 65
COUNTY TYPE                
Large Metro 210 195 256 244 173 159 219 208
Small Metro 123 136 146 158 96 101 125 131
Nonmetro 87 90 108 106 72 76 93 94
Urbanized 61 57 73 70 51 48 60 60
Less Urbanized 66 74 84 85 54 60 71 77
Completely Rural 25 33 34 40 20 28 28 33
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.4D – Perceived Great Risk of Harm Associated with Heroin and LSD Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic HEROIN LSD
Try Once or Twice Use Once or Twice
a Week
Try Once or Twice Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.47 0.52 0.39 0.39 0.54 0.54 0.48 0.51
AGE GROUP                
12-13 0.90 0.90 0.78 0.79 0.88 0.90 0.87 0.88
14-15 0.81 0.88 0.64 0.64 0.93 0.92 0.83 0.80
16-17 0.67 0.75 0.49 0.53 0.84 0.90 0.75 0.82
GENDER                
Male 0.66 0.70 0.54 0.56 0.70 0.74 0.66 0.72
Female 0.70 0.76 0.55 0.56 0.80 0.76 0.69 0.68
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.51 0.57 0.40 0.43 0.57 0.61 0.50 0.57
White 0.63 0.67 0.44 0.46 0.67 0.75 0.58 0.69
Black or African American 1.17 1.26 1.07 1.10 1.34 1.37 1.31 1.25
AIAN 5.94 4.79 5.31 3.40 5.43 5.53 5.29 5.29
NHOPI * * * * * * * *
Asian 2.32 2.31 1.68 1.76 2.84 2.52 2.24 2.09
Two or More Races 2.09 2.34 1.39 1.99 2.41 2.69 2.03 2.42
Hispanic or Latino 1.07 1.16 0.99 0.93 1.23 1.19 1.15 1.14
COUNTY TYPE                
Large Metro 0.66 0.72 0.55 0.55 0.78 0.76 0.68 0.71
Small Metro 0.86 0.94 0.65 0.72 0.83 0.92 0.84 0.88
Nonmetro 1.04 1.00 0.82 0.88 1.15 1.30 1.07 1.15
Urbanized 1.58 1.47 1.26 1.28 1.81 2.10 1.67 1.64
Less Urbanized 1.54 1.57 1.20 1.34 1.58 1.64 1.43 1.53
Completely Rural 3.17 3.17 2.33 2.68 3.57 4.75 3.08 3.75
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.4P – Perceived Great Risk of Harm Associated with Heroin and LSD Use among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic HEROIN LSD
Try Once or Twice Use Once or Twice
a Week
Try Once or Twice Use Once or Twice
a Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.0106   0.0559   0.0058   0.0031  
AGE GROUP                
12-13 0.2567   0.0429   0.1464   0.0202  
14-15 0.0537   0.5662   0.0349   0.3160  
16-17 0.1566   0.6190   0.2159   0.0630  
GENDER                
Male 0.1055   0.0763   0.0484   0.0162  
Female 0.0650   0.3539   0.0482   0.0596  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.0168   0.0148   0.0448   0.0007  
White 0.1551   0.0152   0.2240   0.0004  
Black or African American 0.1385   0.3664   0.4697   0.5470  
AIAN 0.5893   0.4057   0.7359   0.9408  
NHOPI *   *   *   *  
Asian 0.1415   0.0106   0.4371   0.0968  
Two or More Races 0.9569   0.0918   0.1305   0.2506  
Hispanic or Latino 0.2595   0.9021   0.0420   0.6896  
COUNTY TYPE                
Large Metro 0.0225   0.2637   0.0877   0.0329  
Small Metro 0.1612   0.2149   0.0213   0.0078  
Nonmetro 0.8532   0.2060   0.4522   0.6934  
Urbanized 0.8993   0.8284   0.3041   0.4191  
Less Urbanized 0.8134   0.2006   0.8524   0.8301  
Completely Rural 0.6354   0.1532   0.8531   0.3826  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perception of Risk data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.5C – Perceived That Obtaining Specific Illicit Drugs Would Be Fairly or Very Easy among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic Marijuana
(2017)
Marijuana
(2018)
Cocaine
(2017)
Cocaine
(2018)
Crack
(2017)
Crack
(2018)
Heroin
(2017)
Heroin
(2018)
LSD
(2017)
LSD
(2018)
TOTAL 116 124 78 78 77 76 65 65 80 87
AGE GROUP                    
12-13 59 62 37 34 39 36 29 31 29 28
14-15 95 105 48 46 49 46 42 39 47 47
16-17 131 132 61 57 52 52 47 45 66 71
GENDER                    
Male 82 86 51 54 47 51 43 43 54 58
Female 81 88 60 56 61 55 51 48 56 56
HISPANIC ORIGIN AND RACE                    
Not Hispanic or Latino 97 108 69 66 67 65 55 55 67 73
White 136 144 65 65 62 61 51 54 65 69
Black or African American 67 62 33 28 33 30 29 24 29 25
AIAN 11 9 * 3 4 2 4 2 4 2
NHOPI * * * * * * * * * *
Asian 39 38 20 18 19 20 16 16 19 19
Two or More Races 29 29 14 13 15 13 10 13 15 11
Hispanic or Latino 65 68 40 41 38 40 34 33 45 42
COUNTY TYPE                    
Large Metro 161 168 74 73 71 69 59 59 81 78
Small Metro 97 104 46 44 42 43 33 36 41 46
Nonmetro 67 67 34 27 34 27 29 25 30 29
Urbanized 48 46 22 18 23 17 19 14 22 21
Less Urbanized 46 48 23 20 23 20 21 19 17 18
Completely Rural 19 23 13 10 13 10 11 10 11 9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.5D – Perceived That Obtaining Specific Illicit Drugs Would Be Fairly or Very Easy among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic Marijuana
(2017)
Marijuana
(2018)
Cocaine
(2017)
Cocaine
(2018)
Crack
(2017)
Crack
(2018)
Heroin
(2017)
Heroin
(2018)
LSD
(2017)
LSD
(2018)
TOTAL 0.48 0.51 0.33 0.33 0.32 0.32 0.28 0.27 0.34 0.37
AGE GROUP                    
12-13 0.71 0.73 0.47 0.44 0.51 0.48 0.39 0.41 0.39 0.39
14-15 0.82 0.88 0.55 0.54 0.56 0.53 0.50 0.46 0.56 0.56
16-17 0.82 0.84 0.63 0.63 0.56 0.60 0.53 0.51 0.67 0.73
GENDER                    
Male 0.67 0.70 0.42 0.44 0.39 0.42 0.36 0.36 0.45 0.49
Female 0.69 0.74 0.52 0.48 0.52 0.48 0.44 0.41 0.49 0.49
HISPANIC ORIGIN AND RACE                    
Not Hispanic or Latino 0.53 0.59 0.38 0.37 0.37 0.36 0.31 0.31 0.38 0.41
White 0.66 0.71 0.46 0.47 0.44 0.45 0.38 0.40 0.47 0.51
Black or African American 1.29 1.31 0.92 0.82 0.92 0.86 0.81 0.72 0.82 0.80
AIAN 5.67 4.92 * 2.03 2.67 1.23 2.25 1.21 2.73 1.58
NHOPI * * * * * * * * * *
Asian 2.20 2.11 1.45 1.31 1.36 1.40 1.17 1.16 1.42 1.41
Two or More Races 2.38 2.47 1.61 1.59 1.66 1.57 1.18 1.59 1.78 1.43
Hispanic or Latino 1.13 1.14 0.69 0.71 0.66 0.68 0.60 0.56 0.81 0.72
COUNTY TYPE                    
Large Metro 0.68 0.75 0.45 0.49 0.45 0.47 0.39 0.41 0.50 0.52
Small Metro 0.92 0.88 0.61 0.54 0.57 0.53 0.47 0.48 0.56 0.60
Nonmetro 1.10 1.22 0.80 0.73 0.82 0.73 0.72 0.67 0.76 0.79
Urbanized 1.76 1.98 1.15 1.18 1.29 1.10 1.12 0.95 1.28 1.35
Less Urbanized 1.49 1.70 1.12 1.12 1.11 1.11 1.03 1.07 0.92 1.01
Completely Rural 3.68 4.18 3.68 2.54 3.61 2.54 3.14 2.37 3.08 2.40
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.5P – Perceived That Obtaining Specific Illicit Drugs Would Be Fairly or Very Easy among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic Marijuana
(2017)
Marijuana
(2018)
Cocaine
(2017)
Cocaine
(2018)
Crack
(2017)
Crack
(2018)
Heroin
(2017)
Heroin
(2018)
LSD
(2017)
LSD
(2018)
TOTAL 0.9445   0.0316   0.1538   0.4499   0.3316  
AGE GROUP                    
12-13 0.5320   0.3602   0.1467   0.5901   0.8322  
14-15 0.3175   0.4066   0.2998   0.8318   0.4259  
16-17 0.1568   0.0537   0.8392   0.3440   0.5090  
GENDER                    
Male 0.8405   0.7758   0.3969   0.5591   0.9536  
Female 0.7667   0.0020   0.0093   0.1181   0.1306  
HISPANIC ORIGIN AND RACE                    
Not Hispanic or Latino 0.9255   0.0684   0.2025   0.6253   0.8732  
White 0.6225   0.1849   0.2701   0.7423   0.8954  
Black or African American 0.8434   0.7039   0.7765   0.6144   0.3401  
AIAN 0.1124   *   0.1651   0.7621   0.6378  
NHOPI *   *   *   *   *  
Asian 0.1343   0.3802   0.7196   0.9423   0.5207  
Two or More Races 0.4150   0.5586   0.0701   0.7843   0.4612  
Hispanic or Latino 0.9926   0.2734   0.5417   0.5374   0.0845  
COUNTY TYPE                    
Large Metro 0.9419   0.1376   0.7090   0.7370   0.3779  
Small Metro 0.2864   0.7391   0.7552   0.5419   0.9197  
Nonmetro 0.1630   0.0165   0.0036   0.0282   0.3026  
Urbanized 0.8426   0.3403   0.0737   0.0741   0.5363  
Less Urbanized 0.2899   0.0728   0.0648   0.3745   0.7201  
Completely Rural 0.1763   0.1625   0.1712   0.1780   0.2512  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceived Availability data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.6C – Youths Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 63 64 93 92 81 84 74 75
AGE GROUP                
12-13 143 150 143 149 144 150 144 149
14-15 151 156 146 147 148 151 152 150
16-17 153 162 138 139 141 146 150 153
GENDER                
Male 44 49 61 62 56 58 52 54
Female 40 37 66 65 57 57 48 47
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 52 53 79 78 68 72 61 62
White 231 224 215 209 219 220 227 218
Black or African American 117 104 111 99 113 100 115 103
AIAN 16 18 14 18 15 17 14 18
NHOPI * * * * * * * *
Asian 79 92 79 90 79 91 80 89
Two or More Races 39 40 37 36 38 38 38 41
Hispanic or Latino 32 34 43 51 39 47 40 40
COUNTY TYPE                
Large Metro 273 277 261 259 264 267 272 269
Small Metro 160 178 152 161 154 168 158 172
Nonmetro 114 117 113 112 115 115 113 115
Urbanized 79 76 74 73 75 75 77 75
Less Urbanized 90 93 90 89 92 90 87 92
Completely Rural 35 43 34 42 34 43 35 42
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Parents' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.6D – Youths Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.26 0.26 0.38 0.38 0.33 0.34 0.30 0.31
AGE GROUP                
12-13 0.36 0.38 0.42 0.42 0.34 0.39 0.39 0.42
14-15 0.39 0.40 0.59 0.62 0.53 0.55 0.44 0.46
16-17 0.49 0.51 0.74 0.74 0.67 0.68 0.62 0.61
GENDER                
Male 0.35 0.39 0.49 0.50 0.45 0.47 0.42 0.44
Female 0.33 0.31 0.54 0.54 0.47 0.48 0.40 0.39
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.28 0.28 0.42 0.42 0.36 0.39 0.32 0.33
White 0.32 0.33 0.51 0.54 0.44 0.49 0.38 0.41
Black or African American 0.74 0.76 1.00 0.93 0.92 0.91 0.76 0.76
AIAN 3.31 2.44 4.28 2.69 4.04 3.71 4.56 2.78
NHOPI * * * * * * * *
Asian 1.10 1.00 1.14 0.95 1.12 0.88 1.37 1.15
Two or More Races 1.18 1.08 1.74 1.98 1.70 1.98 1.39 1.31
Hispanic or Latino 0.54 0.58 0.73 0.87 0.66 0.78 0.68 0.68
COUNTY TYPE                
Large Metro 0.34 0.36 0.53 0.55 0.46 0.50 0.40 0.41
Small Metro 0.45 0.42 0.70 0.63 0.64 0.55 0.53 0.58
Nonmetro 0.62 0.70 0.70 0.92 0.66 0.82 0.76 0.71
Urbanized 0.90 1.10 1.16 1.77 1.14 1.45 0.98 1.14
Less Urbanized 0.91 0.95 0.93 1.19 0.88 1.08 1.18 1.00
Completely Rural 2.19 2.20 2.26 2.55 2.14 2.21 2.57 2.47
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Parents' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.6P – Youths Felt That Parents Would Strongly Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.5356   0.1581   0.3928   0.0826  
AGE GROUP                
12-13 0.4095   0.4783   0.1197   0.3987  
14-15 1.0000   0.2642   0.6269   0.1443  
16-17 0.7463   0.4062   0.9376   0.3857  
GENDER                
Male 0.5128   0.3299   0.5084   0.1707  
Female 0.8274   0.2958   0.5773   0.2371  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.6910   0.5697   0.8117   0.1844  
White 0.9466   0.3782   0.6539   0.1228  
Black or African American 0.8787   0.9101   0.5790   0.3499  
AIAN 0.2880   0.0475   0.2307   0.0639  
NHOPI *   *   *   *  
Asian 0.7075   0.3684   0.6579   0.6967  
Two or More Races 0.7706   0.2141   0.5754   0.9551  
Hispanic or Latino 0.0723   0.0711   0.0515   0.2365  
COUNTY TYPE                
Large Metro 0.6759   0.7156   0.5173   0.3204  
Small Metro 0.9130   0.5791   0.5832   0.1778  
Nonmetro 0.4221   0.0107   0.0747   0.5779  
Urbanized 0.9818   0.2373   0.5792   0.3373  
Less Urbanized 0.4222   0.0129   0.0622   0.7180  
Completely Rural 0.6001   0.6682   0.6342   0.6186  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Parents' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.7C – Youths Felt That Close Friends Would Strongly Disapprove or Somewhat Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 69 71 105 105 97 102 77 76
AGE GROUP                
12-13 143 148 144 147 145 149 144 149
14-15 147 154 141 142 142 145 144 150
16-17 148 156 123 123 124 124 143 152
GENDER                
Male 50 53 70 73 69 71 57 57
Female 47 46 75 75 69 73 51 49
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 56 57 90 89 82 87 64 67
White 228 224 203 199 207 204 221 221
Black or African American 113 104 102 91 103 91 112 101
AIAN 15 18 13 17 14 17 16 18
NHOPI * * * * * * * *
Asian 77 89 74 84 76 85 78 87
Two or More Races 39 41 35 36 35 36 38 40
Hispanic or Latino 39 41 53 57 51 55 44 39
COUNTY TYPE                
Large Metro 267 278 243 245 247 252 261 268
Small Metro 156 169 138 148 140 152 153 166
Nonmetro 116 118 106 105 108 108 111 113
Urbanized 78 75 70 69 71 70 75 74
Less Urbanized 91 95 82 83 85 85 86 90
Completely Rural 35 42 32 40 33 40 34 42
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Close Friends' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.7D – Youths Felt That Close Friends Would Strongly Disapprove or Somewhat Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.28 0.29 0.43 0.43 0.40 0.42 0.31 0.31
AGE GROUP                
12-13 0.38 0.41 0.45 0.52 0.42 0.47 0.39 0.42
14-15 0.47 0.46 0.70 0.71 0.63 0.67 0.50 0.55
16-17 0.51 0.57 0.81 0.82 0.77 0.81 0.60 0.63
GENDER                
Male 0.40 0.43 0.57 0.59 0.56 0.58 0.46 0.46
Female 0.39 0.38 0.63 0.62 0.57 0.60 0.42 0.41
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.30 0.31 0.48 0.48 0.44 0.47 0.34 0.36
White 0.33 0.36 0.59 0.61 0.53 0.57 0.40 0.42
Black or African American 0.79 0.76 1.06 1.11 1.04 1.11 0.84 0.85
AIAN 3.93 2.05 4.57 3.63 4.14 3.54 3.56 1.99
NHOPI * * * * * * * *
Asian 1.11 1.32 1.55 1.48 1.36 1.54 1.03 1.59
Two or More Races 1.26 1.33 1.91 2.15 1.95 1.90 1.46 1.35
Hispanic or Latino 0.67 0.69 0.90 0.96 0.87 0.93 0.75 0.67
COUNTY TYPE                
Large Metro 0.40 0.40 0.60 0.62 0.56 0.60 0.43 0.43
Small Metro 0.45 0.48 0.74 0.73 0.71 0.69 0.56 0.56
Nonmetro 0.67 0.75 0.98 0.96 0.89 0.93 0.80 0.77
Urbanized 0.97 1.17 1.47 1.48 1.39 1.53 1.09 1.10
Less Urbanized 1.05 1.01 1.39 1.33 1.23 1.33 1.21 1.15
Completely Rural 2.02 2.71 2.82 2.81 2.83 2.50 2.39 1.98
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Close Friends' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.7P – Youths Felt That Close Friends Would Strongly Disapprove or Somewhat Disapprove of Youth's Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.3114   0.1060   0.0423   0.9905  
AGE GROUP                
12-13 0.1910   0.1729   0.1595   0.4399  
14-15 0.9715   0.4356   0.1003   0.5834  
16-17 0.5339   0.2731   0.3182   0.3826  
GENDER                
Male 0.5179   0.5891   0.1757   0.4964  
Female 0.4343   0.0901   0.1524   0.4430  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.2725   0.1959   0.0811   0.7702  
White 0.1777   0.2821   0.2304   0.9633  
Black or African American 0.4855   0.2180   0.0875   0.5951  
AIAN 0.0325   0.0763   0.1659   0.1073  
NHOPI *   *   *   *  
Asian 0.7146   0.8168   0.4725   0.3088  
Two or More Races 0.5603   0.6267   0.9382   0.6429  
Hispanic or Latino 0.8301   0.3443   0.3536   0.6383  
COUNTY TYPE                
Large Metro 0.9734   0.5974   0.3619   0.6256  
Small Metro 0.0668   0.1807   0.3490   0.6605  
Nonmetro 0.6893   0.1148   0.0170   0.7866  
Urbanized 0.2438   0.1042   0.0977   0.4683  
Less Urbanized 0.6123   0.2933   0.0386   0.9317  
Completely Rural 0.8768   0.6966   0.7530   0.2483  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Perceptions of Close Friends' Feelings data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.8C – Youths Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 62 60 106 99 106 106 76 74
AGE GROUP                
12-13 145 149 144 149 144 148 144 149
14-15 149 151 140 139 139 138 148 150
16-17 150 159 121 128 120 126 146 155
GENDER                
Male 43 44 68 70 69 70 54 56
Female 43 43 76 74 74 75 48 49
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 51 50 89 85 89 90 63 63
White 229 224 202 201 203 203 224 223
Black or African American 117 103 107 95 105 93 114 101
AIAN 15 * 15 * 14 * 16 *
NHOPI * * * * * * * *
Asian 77 92 72 88 73 88 77 91
Two or More Races 40 40 35 36 35 34 39 40
Hispanic or Latino 36 32 56 56 58 58 43 39
COUNTY TYPE                
Large Metro 272 275 242 245 240 246 262 273
Small Metro 159 173 142 150 141 152 158 169
Nonmetro 116 120 107 109 108 109 111 117
Urbanized 79 77 70 68 71 68 76 74
Less Urbanized 91 96 84 88 86 89 86 94
Completely Rural 35 45 34 42 33 42 35 43
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Feelings about Peers data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.8D – Youths Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.25 0.24 0.43 0.41 0.43 0.43 0.31 0.30
AGE GROUP                
12-13 0.32 0.36 0.43 0.46 0.42 0.49 0.33 0.40
14-15 0.43 0.38 0.69 0.66 0.69 0.68 0.51 0.50
16-17 0.47 0.48 0.80 0.82 0.84 0.81 0.61 0.60
GENDER                
Male 0.34 0.35 0.54 0.57 0.55 0.57 0.43 0.45
Female 0.36 0.36 0.62 0.61 0.61 0.62 0.39 0.41
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.27 0.27 0.47 0.46 0.48 0.49 0.34 0.34
White 0.30 0.30 0.56 0.58 0.55 0.59 0.38 0.38
Black or African American 0.70 0.76 1.09 1.04 1.09 1.14 0.89 0.89
AIAN 4.03 * 3.86 * 4.37 * 3.43 *
NHOPI * * * * * * * *
Asian 1.12 0.85 1.70 1.59 1.46 1.64 1.13 1.32
Two or More Races 1.00 1.08 1.98 1.99 2.10 2.13 1.22 1.15
Hispanic or Latino 0.60 0.54 0.95 0.94 0.99 0.98 0.73 0.66
COUNTY TYPE                
Large Metro 0.34 0.33 0.62 0.57 0.61 0.60 0.43 0.41
Small Metro 0.42 0.46 0.72 0.68 0.75 0.72 0.52 0.52
Nonmetro 0.60 0.72 0.90 1.11 0.93 1.04 0.78 0.83
Urbanized 0.85 1.19 1.44 1.94 1.45 1.77 1.11 1.38
Less Urbanized 0.92 0.84 1.22 1.35 1.29 1.43 1.21 1.10
Completely Rural 1.99 2.50 2.66 2.96 2.90 3.33 2.12 2.44
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Feelings about Peers data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.8P – Youths Strongly Disapproved or Somewhat Disapproved of Peers' Substance Use Behaviors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic SUBSTANCE USE BEHAVIOR
Smoking One or More
Packs of Cigarettes
Per Day
Trying Marijuana Once
or Twice
Using Marijuana Once a
Month or More
Having One or Two
Drinks of an Alcoholic
Beverage Nearly Every
Day
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.2905   0.2764   0.1614   0.9031  
AGE GROUP                
12-13 0.0761   0.3285   0.0218   0.0471  
14-15 0.8705   0.7230   0.8439   0.5999  
16-17 0.7751   0.4029   0.4396   0.1929  
GENDER                
Male 0.6404   0.8299   0.5125   0.6581  
Female 0.3040   0.2020   0.1815   0.4796  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.1384   0.3786   0.2509   0.5404  
White 0.2313   0.3779   0.4351   0.7734  
Black or African American 0.0395   0.1623   0.0966   0.1899  
AIAN *   *   *   *  
NHOPI *   *   *   *  
Asian 0.2418   0.1796   0.9713   0.9203  
Two or More Races 0.9531   0.9850   0.7867   0.4110  
Hispanic or Latino 0.7326   0.5457   0.4636   0.4769  
COUNTY TYPE                
Large Metro 0.6541   0.9675   0.5076   0.7798  
Small Metro 0.2582   0.2202   0.4349   0.6516  
Nonmetro 0.7934   0.1387   0.1500   0.8070  
Urbanized 0.4384   0.1283   0.1196   0.3700  
Less Urbanized 0.6816   0.4860   0.4658   0.5960  
Completely Rural 0.9003   0.8074   0.8723   0.9033  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Feelings about Peers data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.9C – Participated in a Prevention Program or Group in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic PREVENTION PROGRAM OR GROUP
Problem-Solving, Communication
Skills, or Self-Esteem Group
Violence Prevention Program Pregnancy or Sexually
Transmitted Disease Prevention
Program
2017 2018 2017 2018 2017 2018
TOTAL 102 105 78 80 62 64
AGE GROUP            
12-13 75 73 52 56 35 33
14-15 71 79 50 51 37 41
16-17 70 79 38 45 38 40
GENDER            
Male 67 78 57 57 44 44
Female 73 75 50 56 46 47
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 88 89 63 68 53 57
White 92 95 49 58 42 46
Black or African American 56 51 40 39 34 29
AIAN 8 8 6 7 5 6
NHOPI * * * * * *
Asian 40 47 22 28 15 21
Two or More Races 18 20 13 12 8 12
Hispanic or Latino 55 55 44 42 33 31
COUNTY TYPE            
Large Metro 109 119 66 71 56 52
Small Metro 66 75 41 46 31 38
Nonmetro 46 46 30 29 26 26
Urbanized 32 30 18 18 16 18
Less Urbanized 34 34 23 22 20 16
Completely Rural 12 17 8 12 4 11
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Prevention Program or Group Participation data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.9D – Participated in a Prevention Program or Group in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic PREVENTION PROGRAM OR GROUP
Problem-Solving, Communication
Skills, or Self-Esteem Group
Violence Prevention Program Pregnancy or Sexually
Transmitted Disease Prevention
Program
2017 2018 2017 2018 2017 2018
TOTAL 0.42 0.44 0.32 0.33 0.25 0.26
AGE GROUP            
12-13 0.84 0.80 0.63 0.65 0.43 0.40
14-15 0.71 0.77 0.56 0.58 0.42 0.47
16-17 0.71 0.75 0.43 0.51 0.43 0.45
GENDER            
Male 0.55 0.63 0.46 0.46 0.35 0.36
Female 0.62 0.64 0.41 0.46 0.38 0.39
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.48 0.49 0.34 0.37 0.28 0.31
White 0.57 0.57 0.35 0.42 0.31 0.33
Black or African American 1.17 1.16 0.94 0.98 0.90 0.83
AIAN 4.33 4.38 3.55 4.12 3.06 3.50
NHOPI * * * * * *
Asian 2.30 2.30 1.54 1.74 1.12 1.42
Two or More Races 1.88 2.17 1.46 1.46 0.91 1.39
Hispanic or Latino 0.95 0.94 0.75 0.70 0.57 0.52
COUNTY TYPE            
Large Metro 0.58 0.62 0.43 0.46 0.36 0.35
Small Metro 0.77 0.77 0.54 0.57 0.43 0.50
Nonmetro 0.96 0.92 0.74 0.76 0.64 0.70
Urbanized 1.52 1.48 1.02 1.12 0.93 1.12
Less Urbanized 1.31 1.34 1.17 1.12 0.99 0.87
Completely Rural 3.17 2.94 2.35 2.57 1.27 2.68
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Prevention Program or Group Participation data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.9P – Participated in a Prevention Program or Group in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic PREVENTION PROGRAM OR GROUP
Problem-Solving, Communication
Skills, or Self-Esteem Group
Violence Prevention Program Pregnancy or Sexually
Transmitted Disease Prevention
Program
2017 2018 2017 2018 2017 2018
TOTAL 0.1014   0.2210   0.9307  
AGE GROUP            
12-13 0.6756   0.6616   0.6038  
14-15 0.0193   0.7316   0.3515  
16-17 0.4584   0.1628   0.8066  
GENDER            
Male 0.0723   0.6230   0.8163  
Female 0.6181   0.1979   0.7294  
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.3571   0.0315   0.3036  
White 0.4903   0.1319   0.5666  
Black or African American 0.3189   0.3020   0.6174  
AIAN 0.5953   0.9945   0.1718  
NHOPI *   *   *  
Asian 0.2117   0.2399   0.3237  
Two or More Races 0.2176   0.8962   0.0238  
Hispanic or Latino 0.0939   0.3247   0.1240  
COUNTY TYPE            
Large Metro 0.4225   0.3594   0.8624  
Small Metro 0.2882   0.3199   0.5124  
Nonmetro 0.1426   0.9923   0.7123  
Urbanized 0.1987   0.7647   0.7562  
Less Urbanized 0.8200   0.8401   0.3010  
Completely Rural 0.1831   0.3306   0.0625  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Prevention Program or Group Participation data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.10C – Participated in a Substance Use Program or Exposed to Substance Use Prevention Message in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE PROGRAM OR PREVENTION MESSAGE
Participated in Alcohol,
Tobacco, or Drug
Prevention Program
Outside of School
Participated in Program
or Meeting to Help Deal
with Drug or Alcohol Use
Saw or Heard Alcohol or
Drug Prevention Message
from Sources Outside
School
Talked to Parents about
Dangers of Tobacco,
Alcohol, or Drug Use
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 76 80 41 45 120 112 127 124
AGE GROUP                
12-13 48 49 24 24 114 122 106 116
14-15 45 46 26 28 131 135 111 119
16-17 47 46 25 29 134 141 113 125
GENDER                
Male 57 59 32 33 81 83 90 94
Female 51 52 27 33 81 74 86 81
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 64 67 35 39 103 96 108 102
White 53 59 28 33 199 187 166 162
Black or African American 38 34 21 22 91 84 74 69
AIAN 6 7 * 4 13 15 10 14
NHOPI * * * * * * * *
Asian 22 29 7 14 68 76 56 61
Two or More Races 11 11 6 6 32 36 28 30
Hispanic or Latino 40 42 22 24 60 60 65 62
COUNTY TYPE                
Large Metro 68 70 35 37 225 226 190 197
Small Metro 42 44 21 25 138 145 108 121
Nonmetro 31 31 15 17 90 94 78 78
Urbanized 20 22 9 9 58 62 50 49
Less Urbanized 25 21 11 14 71 72 61 64
Completely Rural 5 8 4 4 27 32 20 24
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Substance Use Program Participation or Prevention Message Exposure data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.10D – Participated in a Substance Use Program or Exposed to Substance Use Prevention Message in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE PROGRAM OR PREVENTION MESSAGE
Participated in Alcohol,
Tobacco, or Drug
Prevention Program
Outside of School
Participated in Program
or Meeting to Help Deal
with Drug or Alcohol Use
Saw or Heard Alcohol or
Drug Prevention Message
from Sources Outside
School
Talked to Parents about
Dangers of Tobacco,
Alcohol, or Drug Use
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.31 0.33 0.17 0.18 0.49 0.46 0.52 0.51
AGE GROUP                
12-13 0.57 0.58 0.31 0.31 0.89 0.82 0.91 0.94
14-15 0.50 0.53 0.30 0.33 0.78 0.75 0.83 0.86
16-17 0.52 0.51 0.29 0.33 0.75 0.77 0.87 0.91
GENDER                
Male 0.46 0.48 0.26 0.27 0.65 0.67 0.73 0.75
Female 0.42 0.43 0.22 0.27 0.67 0.62 0.72 0.68
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.34 0.36 0.19 0.21 0.55 0.52 0.58 0.56
White 0.38 0.43 0.21 0.25 0.64 0.62 0.68 0.67
Black or African American 0.94 0.91 0.59 0.64 1.28 1.28 1.39 1.30
AIAN 3.44 3.78 * 2.27 4.55 5.09 4.76 5.75
NHOPI * * * * * * * *
Asian 1.52 1.78 0.50 0.98 2.29 2.33 2.49 2.50
Two or More Races 1.22 1.39 0.67 0.76 2.05 2.41 2.28 2.37
Hispanic or Latino 0.68 0.70 0.38 0.40 1.02 1.00 1.12 1.03
COUNTY TYPE                
Large Metro 0.42 0.45 0.24 0.25 0.70 0.62 0.75 0.72
Small Metro 0.55 0.54 0.30 0.34 0.87 0.83 0.84 0.87
Nonmetro 0.75 0.77 0.39 0.48 1.05 1.04 1.14 1.14
Urbanized 1.18 1.29 0.54 0.62 1.81 1.69 1.87 1.66
Less Urbanized 1.07 1.07 0.60 0.79 1.34 1.47 1.55 1.68
Completely Rural 1.76 1.91 1.48 1.02 3.22 3.91 3.43 3.67
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Substance Use Program Participation or Prevention Message Exposure data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.10P – Participated in a Substance Use Program or Exposed to Substance Use Prevention Message in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic SUBSTANCE USE PROGRAM OR PREVENTION MESSAGE
Participated in Alcohol,
Tobacco, or Drug
Prevention Program
Outside of School
Participated in Program
or Meeting to Help Deal
with Drug or Alcohol Use
Saw or Heard Alcohol or
Drug Prevention Message
from Sources Outside
School
Talked to Parents about
Dangers of Tobacco,
Alcohol, or Drug Use
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.5990   0.2629   0.1196   0.3405  
AGE GROUP                
12-13 0.4727   0.7233   0.6405   0.1315  
14-15 0.1706   0.3712   0.8503   0.4816  
16-17 0.2407   0.5280   0.0425   0.6137  
GENDER                
Male 0.9276   0.9456   0.4354   0.8092  
Female 0.4866   0.0936   0.1360   0.2555  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.2363   0.1457   0.0353   0.3285  
White 0.1870   0.7062   0.0857   0.1409  
Black or African American 0.7171   0.2591   0.2451   0.3767  
AIAN 0.1533   *   0.4835   0.0531  
NHOPI *   *   *   *  
Asian 0.7081   0.1645   0.8256   0.7936  
Two or More Races 0.5760   0.2282   0.6995   0.6399  
Hispanic or Latino 0.3657   0.8144   0.6290   0.7960  
COUNTY TYPE                
Large Metro 0.6058   0.2757   0.1128   0.2962  
Small Metro 0.9628   0.7227   0.6108   0.8565  
Nonmetro 0.8062   0.8680   0.9958   0.7773  
Urbanized 0.4615   0.5703   0.6235   0.6427  
Less Urbanized 0.4541   0.8764   0.7487   0.8647  
Completely Rural 0.2099   0.9037   0.0788   0.8437  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Substance Use Program Participation or Prevention Message Exposure data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.11C – Participated in a Physical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic PHYSICAL DELINQUENT BEHAVIOR
Got into a Serious Fight
at School or Work
Took Part in a
Group-Against-Group Fight
Attacked Someone with the Intent
to Seriously Hurt Them
2017 2018 2017 2018 2017 2018
TOTAL 92 89 81 77 52 53
AGE GROUP            
12-13 59 59 49 49 27 31
14-15 59 60 49 45 32 30
16-17 53 54 47 45 32 31
GENDER            
Male 69 70 59 55 38 43
Female 58 56 55 50 34 31
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 77 76 68 66 43 47
White 68 64 57 55 31 34
Black or African American 49 44 37 34 27 25
AIAN 7 10 5 5 4 3
NHOPI * * * * * *
Asian 21 25 19 23 12 21
Two or More Races 16 19 15 15 8 8
Hispanic or Latino 53 47 43 38 29 25
COUNTY TYPE            
Large Metro 86 82 72 69 43 45
Small Metro 52 52 40 40 25 26
Nonmetro 40 36 35 29 22 19
Urbanized 27 23 24 20 16 11
Less Urbanized 27 25 25 19 13 12
Completely Rural 11 13 8 11 3 9
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.11D – Participated in a Physical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic PHYSICAL DELINQUENT BEHAVIOR
Got into a Serious Fight
at School or Work
Took Part in a
Group-Against-Group Fight
Attacked Someone with the Intent
to Seriously Hurt Them
2017 2018 2017 2018 2017 2018
TOTAL 0.37 0.36 0.33 0.31 0.21 0.22
AGE GROUP            
12-13 0.69 0.65 0.61 0.56 0.34 0.39
14-15 0.63 0.64 0.54 0.51 0.36 0.35
16-17 0.56 0.59 0.51 0.49 0.37 0.35
GENDER            
Male 0.55 0.56 0.47 0.44 0.30 0.34
Female 0.47 0.46 0.45 0.41 0.28 0.25
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.41 0.41 0.36 0.36 0.23 0.25
White 0.47 0.46 0.41 0.39 0.23 0.26
Black or African American 1.11 1.12 0.96 0.94 0.73 0.73
AIAN 3.70 5.12 3.01 3.15 2.55 1.93
NHOPI * * * * * *
Asian 1.42 1.61 1.32 1.47 0.92 1.36
Two or More Races 1.78 1.96 1.62 1.76 0.97 0.99
Hispanic or Latino 0.89 0.77 0.72 0.63 0.49 0.42
COUNTY TYPE            
Large Metro 0.53 0.51 0.46 0.45 0.29 0.31
Small Metro 0.63 0.62 0.53 0.49 0.34 0.34
Nonmetro 0.89 0.87 0.81 0.71 0.57 0.50
Urbanized 1.41 1.24 1.29 1.14 1.00 0.72
Less Urbanized 1.23 1.27 1.10 0.96 0.70 0.66
Completely Rural 2.93 3.15 2.31 2.55 1.04 2.34
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.11P – Participated in a Physical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic PHYSICAL DELINQUENT BEHAVIOR
Got into a Serious Fight
at School or Work
Took Part in a
Group-Against-Group Fight
Attacked Someone with the Intent
to Seriously Hurt Them
2017 2018 2017 2018 2017 2018
TOTAL 0.8315   0.3915   0.7496  
AGE GROUP            
12-13 0.4194   0.5990   0.1532  
14-15 0.4425   0.4177   0.2636  
16-17 0.6961   0.1651   0.4313  
GENDER            
Male 0.8413   0.4208   0.8420  
Female 0.5566   0.6695   0.4502  
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.7186   0.5529   0.7173  
White 0.4917   0.2502   0.7260  
Black or African American 0.3696   0.7346   0.5166  
AIAN 0.8023   0.9961   0.9787  
NHOPI *   *   *  
Asian 0.5160   0.6150   0.1693  
Two or More Races 0.2109   0.7380   0.9848  
Hispanic or Latino 0.3411   0.4850   0.2073  
COUNTY TYPE            
Large Metro 0.8188   0.7956   0.8699  
Small Metro 0.5668   0.5816   0.8650  
Nonmetro 0.3040   0.2482   0.7879  
Urbanized 0.8556   0.9877   0.5492  
Less Urbanized 0.1608   0.1009   0.4938  
Completely Rural 0.9208   0.9252   0.0740  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.12C – Participated in a Nonphysical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic NONPHYSICAL DELINQUENT BEHAVIOR
Carried a Handgun Sold Illegal Drugs Stole or Tried to Steal Anything
Worth More Than $50
2017 2018 2017 2018 2017 2018
TOTAL 54 49 34 34 41 36
AGE GROUP            
12-13 23 23 8 9 17 16
14-15 31 28 20 19 26 22
16-17 34 32 27 27 29 24
GENDER            
Male 45 42 28 28 32 28
Female 26 24 19 18 29 23
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 45 42 30 29 36 32
White 43 39 26 25 28 26
Black or African American 16 14 12 11 19 15
AIAN 3 2 1 2 1 3
NHOPI * * * * * *
Asian 7 9 6 7 11 9
Two or More Races 9 10 5 6 6 7
Hispanic or Latino 25 22 17 18 24 17
COUNTY TYPE            
Large Metro 39 40 28 27 38 29
Small Metro 30 23 16 18 18 21
Nonmetro 22 23 13 12 11 11
Urbanized 13 12 6 8 6 7
Less Urbanized 16 16 11 8 7 9
Completely Rural 8 11 3 4 6 3
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.12D – Participated in a Nonphysical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic NONPHYSICAL DELINQUENT BEHAVIOR
Carried a Handgun Sold Illegal Drugs Stole or Tried to Steal Anything
Worth More Than $50
2017 2018 2017 2018 2017 2018
TOTAL 0.22 0.20 0.14 0.14 0.16 0.14
AGE GROUP            
12-13 0.30 0.30 0.11 0.11 0.22 0.21
14-15 0.35 0.32 0.24 0.22 0.30 0.26
16-17 0.38 0.36 0.31 0.31 0.33 0.27
GENDER            
Male 0.36 0.33 0.23 0.22 0.25 0.22
Female 0.21 0.20 0.16 0.15 0.23 0.19
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.24 0.22 0.16 0.15 0.19 0.17
White 0.31 0.30 0.20 0.19 0.21 0.20
Black or African American 0.48 0.42 0.35 0.31 0.54 0.43
AIAN 1.65 1.45 0.40 1.18 0.66 1.59
NHOPI * * * * * *
Asian 0.56 0.63 0.50 0.49 0.80 0.60
Two or More Races 1.10 1.17 0.55 0.76 0.74 0.82
Hispanic or Latino 0.42 0.37 0.28 0.29 0.40 0.28
COUNTY TYPE            
Large Metro 0.27 0.28 0.20 0.20 0.25 0.20
Small Metro 0.41 0.31 0.23 0.24 0.26 0.28
Nonmetro 0.57 0.64 0.34 0.35 0.29 0.33
Urbanized 0.82 0.79 0.39 0.59 0.41 0.49
Less Urbanized 0.81 0.92 0.58 0.46 0.36 0.49
Completely Rural 2.24 2.78 1.06 0.91 1.81 0.76
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.12P – Participated in a Nonphysical Delinquent Behavior in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic NONPHYSICAL DELINQUENT BEHAVIOR
Carried a Handgun Sold Illegal Drugs Stole or Tried to Steal Anything
Worth More Than $50
2017 2018 2017 2018 2017 2018
TOTAL 0.1771   0.2427   0.0355  
AGE GROUP            
12-13 0.4701   0.8658   0.6936  
14-15 0.3252   0.3241   0.3546  
16-17 0.0694   0.4134   0.0497  
GENDER            
Male 0.4163   0.4250   0.3643  
Female 0.1827   0.3519   0.0402  
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.2960   0.3784   0.2654  
White 0.1412   0.3235   0.8346  
Black or African American 0.6257   0.9361   0.1144  
AIAN 0.9191   0.0630   0.4982  
NHOPI *   *   *  
Asian 0.4270   0.8589   0.5978  
Two or More Races 0.4929   0.8579   0.9854  
Hispanic or Latino 0.3489   0.4212   0.0297  
COUNTY TYPE            
Large Metro 0.8894   0.0979   0.0027  
Small Metro 0.0180   0.7966   0.3496  
Nonmetro 0.7815   0.8909   0.9845  
Urbanized 0.4117   0.6279   0.7881  
Less Urbanized 0.9788   0.8402   0.4889  
Completely Rural 0.9480   0.8799   0.0701  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Delinquent Behavior data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.13C – Selected Risk and Protective Factors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic RISK FACTORS PROTECTIVE FACTORS
Youth Argued with at
Least One Parent 10 or
More Times
in the Past Year
Youth Was Approached
by Someone Selling
Drugs in the Past Month
Youth Had Someone to
Talk to about Problems1
Youth Attended 25 or
More Religious Services
in the Past Year
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 97 97 76 83 54 54 125 119
AGE GROUP                
12-13 54 54 28 28 141 146 73 70
14-15 62 68 46 48 153 154 81 79
16-17 65 68 64 65 153 162 82 78
GENDER                
Male 63 61 52 57 37 36 80 78
Female 71 69 53 54 40 42 87 82
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 81 84 64 64 43 46 106 107
White 84 84 57 57 233 221 117 112
Black or African American 31 30 31 30 117 108 53 43
AIAN 5 4 7 3 17 18 7 *
NHOPI * * * * * * * *
Asian 33 34 16 19 77 89 41 41
Two or More Races 16 16 15 12 40 41 19 19
Hispanic or Latino 51 49 42 50 30 31 60 54
COUNTY TYPE                
Large Metro 97 100 71 74 269 273 135 117
Small Metro 55 55 44 46 161 172 75 86
Nonmetro 37 32 30 27 117 119 59 55
Urbanized 27 22 21 20 80 78 36 35
Less Urbanized 25 23 19 17 92 95 46 40
Completely Rural 9 10 6 5 35 45 17 24
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Risk or Protective Factors data were excluded from the respective analyses.
1 Respondents were able to select multiple categories of persons that they would talk to about a serious problem, including the choice of "nobody." Respondents who reported both a person that they would talk to and that they had nobody to talk to were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.13D – Selected Risk and Protective Factors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic RISK FACTORS PROTECTIVE FACTORS
Youth Argued with at
Least One Parent 10 or
More Times
in the Past Year
Youth Was Approached
by Someone Selling
Drugs in the Past Month
Youth Had Someone to
Talk to about Problems1
Youth Attended 25 or
More Religious Services
in the Past Year
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.40 0.40 0.31 0.34 0.22 0.22 0.52 0.50
AGE GROUP                
12-13 0.63 0.63 0.35 0.34 0.37 0.39 0.80 0.79
14-15 0.65 0.73 0.50 0.54 0.39 0.38 0.79 0.78
16-17 0.64 0.68 0.66 0.67 0.41 0.39 0.79 0.78
GENDER                
Male 0.51 0.49 0.41 0.45 0.30 0.29 0.66 0.64
Female 0.59 0.57 0.43 0.45 0.33 0.35 0.73 0.69
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.44 0.46 0.34 0.34 0.23 0.25 0.58 0.59
White 0.53 0.56 0.39 0.41 0.26 0.29 0.70 0.71
Black or African American 0.83 0.84 0.83 0.83 0.66 0.61 1.30 1.12
AIAN 3.32 2.46 3.89 2.08 1.53 1.43 4.10 *
NHOPI * * * * * * * *
Asian 2.02 1.90 1.12 1.23 1.25 1.10 2.46 2.28
Two or More Races 1.84 1.93 1.57 1.39 1.30 0.94 2.05 2.24
Hispanic or Latino 0.88 0.82 0.70 0.82 0.52 0.53 1.04 0.93
COUNTY TYPE                
Large Metro 0.58 0.59 0.43 0.49 0.33 0.32 0.74 0.69
Small Metro 0.67 0.64 0.57 0.56 0.36 0.41 0.88 0.91
Nonmetro 0.83 0.81 0.73 0.71 0.44 0.44 1.16 1.18
Urbanized 1.30 1.27 1.25 1.26 0.56 0.66 1.68 1.90
Less Urbanized 1.19 1.19 0.93 0.93 0.74 0.68 1.85 1.63
Completely Rural 2.60 2.34 1.72 1.31 1.39 0.95 3.57 4.61
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Risk or Protective Factors data were excluded from the respective analyses.
1 Respondents were able to select multiple categories of persons that they would talk to about a serious problem, including the choice of "nobody." Respondents who reported both a person that they would talk to and that they had nobody to talk to were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.13P – Selected Risk and Protective Factors among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic RISK FACTORS PROTECTIVE FACTORS
Youth Argued with at
Least One Parent 10 or
More Times
in the Past Year
Youth Was Approached
by Someone Selling
Drugs in the Past Month
Youth Had Someone to
Talk to about Problems1
Youth Attended 25 or
More Religious Services
in the Past Year
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.2275   0.1788   0.7792   0.0418  
AGE GROUP                
12-13 0.1848   0.6150   0.2574   0.0970  
14-15 0.8513   0.3571   0.7403   0.0666  
16-17 0.5251   0.3569   0.3963   0.6928  
GENDER                
Male 0.1521   0.3902   0.7405   0.2680  
Female 0.7226   0.2456   0.9437   0.0649  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.4873   0.2575   0.8844   0.1477  
White 1.0000   0.0975   0.4365   0.8705  
Black or African American 0.5999   0.5122   0.2300   0.0782  
AIAN 0.5948   0.1709   0.9852   *  
NHOPI *   *   *   *  
Asian 0.2344   0.5613   0.6139   0.0867  
Two or More Races 0.6963   0.7528   0.9936   0.7964  
Hispanic or Latino 0.2669   0.4522   0.5330   0.1340  
COUNTY TYPE                
Large Metro 0.9915   0.7640   0.6620   0.0634  
Small Metro 0.1430   0.2297   0.2278   0.8795  
Nonmetro 0.1123   0.1376   0.8834   0.0927  
Urbanized 0.1120   0.4648   0.2889   0.4559  
Less Urbanized 0.5635   0.1979   0.8353   0.1417  
Completely Rural 0.6203   0.8051   0.2011   0.4733  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Risk or Protective Factors data were excluded from the respective analyses.
1 Respondents were able to select multiple categories of persons that they would talk to about a serious problem, including the choice of "nobody." Respondents who reported both a person that they would talk to and that they had nobody to talk to were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.14C – Youths Agreed or Strongly Agreed with Statements about Religious Beliefs among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic STATEMENTS ABOUT RELIGIOUS BELIEFS
Religious Beliefs Are a Very
Important Part of Youth's Life
Religious Beliefs Influence Youth's
Decision Making in Life
It Is Important for Friends to
Share Religious Beliefs
2017 2018 2017 2018 2017 2018
TOTAL 112 124 122 125 113 117
AGE GROUP            
12-13 125 129 120 120 78 75
14-15 129 130 121 119 81 76
16-17 127 128 118 117 80 70
GENDER            
Male 74 82 82 82 79 80
Female 83 87 87 87 82 79
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 95 106 104 107 96 102
White 181 175 170 163 107 108
Black or African American 104 93 99 85 63 50
AIAN 14 * 12 14 10 8
NHOPI * * * * * *
Asian 68 70 61 68 34 42
Two or More Races 31 32 30 31 17 16
Hispanic or Latino 58 57 61 63 61 60
COUNTY TYPE            
Large Metro 223 213 207 193 123 106
Small Metro 129 139 120 128 78 81
Nonmetro 100 102 98 100 64 68
Urbanized 62 62 60 60 40 43
Less Urbanized 81 83 77 81 48 51
Completely Rural 31 39 30 37 21 26
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Religious Beliefs data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.14D – Youths Agreed or Strongly Agreed with Statements about Religious Beliefs among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic STATEMENTS ABOUT RELIGIOUS BELIEFS
Religious Beliefs Are a Very
Important Part of Youth's Life
Religious Beliefs Influence Youth's
Decision Making in Life
It Is Important for Friends to
Share Religious Beliefs
2017 2018 2017 2018 2017 2018
TOTAL 0.47 0.51 0.50 0.52 0.47 0.49
AGE GROUP            
12-13 0.76 0.76 0.84 0.86 0.85 0.83
14-15 0.73 0.86 0.82 0.84 0.79 0.80
16-17 0.82 0.87 0.86 0.87 0.78 0.72
GENDER            
Male 0.60 0.67 0.67 0.68 0.64 0.66
Female 0.70 0.73 0.73 0.73 0.70 0.67
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.52 0.58 0.56 0.59 0.53 0.56
White 0.64 0.72 0.70 0.75 0.64 0.71
Black or African American 1.03 1.02 1.12 1.16 1.27 1.19
AIAN 5.13 * 5.36 5.85 5.29 4.27
NHOPI * * * * * *
Asian 2.07 2.23 2.33 2.26 2.31 2.55
Two or More Races 2.22 2.54 2.24 2.31 1.79 1.92
Hispanic or Latino 1.00 0.99 1.06 1.09 1.06 1.05
COUNTY TYPE            
Large Metro 0.66 0.75 0.71 0.74 0.65 0.69
Small Metro 0.79 0.87 0.85 0.93 0.89 0.88
Nonmetro 1.00 1.10 1.14 1.27 1.09 1.34
Urbanized 1.56 1.83 1.72 1.89 1.66 2.01
Less Urbanized 1.39 1.45 1.63 1.87 1.61 1.92
Completely Rural 2.91 2.53 3.72 3.19 4.41 4.16
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Religious Beliefs data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.14P – Youths Agreed or Strongly Agreed with Statements about Religious Beliefs among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic STATEMENTS ABOUT RELIGIOUS BELIEFS
Religious Beliefs Are a Very
Important Part of Youth's Life
Religious Beliefs Influence Youth's
Decision Making in Life
It Is Important for Friends to
Share Religious Beliefs
2017 2018 2017 2018 2017 2018
TOTAL 0.0011   0.0001   0.0004  
AGE GROUP            
12-13 0.0202   0.0154   0.2203  
14-15 0.0009   0.0195   0.0244  
16-17 0.5813   0.0286   0.0060  
GENDER            
Male 0.0977   0.0054   0.0734  
Female 0.0034   0.0067   0.0020  
HISPANIC ORIGIN AND RACE            
Not Hispanic or Latino 0.0019   0.0077   0.0157  
White 0.0298   0.0783   0.1004  
Black or African American 0.1083   0.0337   0.0039  
AIAN *   0.8163   0.4431  
NHOPI *   *   *  
Asian 0.1247   0.3179   0.2688  
Two or More Races 0.1780   0.4758   0.6335  
Hispanic or Latino 0.2173   0.0016   0.0116  
COUNTY TYPE            
Large Metro 0.0328   0.0087   0.0158  
Small Metro 0.0098   0.0031   0.0488  
Nonmetro 0.3391   0.3362   0.0630  
Urbanized 0.1435   0.1697   0.0749  
Less Urbanized 0.6961   0.6925   0.3152  
Completely Rural 0.5765   0.9241   0.8504  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Religious Beliefs data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.15C – Parents Always or Sometimes Took Part in Specific Behaviors in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic PARENTAL INVOLVEMENT
Parents Made Youth Do
Chores around the House
Parents Limited Amount
of Time Youth
Watched TV
Parents Let Youth
Know He or She Had
Done a Good Job
Parents Let Youth Know
They Were Proud of
Something He or She
Had Done
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 77 83 128 130 90 92 93 94
AGE GROUP                
12-13 138 143 107 110 135 148 138 149
14-15 148 150 98 99 144 143 143 146
16-17 150 152 86 90 144 147 139 146
GENDER                
Male 54 57 92 95 57 58 61 59
Female 55 53 89 87 66 67 69 70
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 67 71 105 108 73 76 74 78
White 220 206 124 137 214 211 216 211
Black or African American 118 106 66 61 113 102 109 103
AIAN 16 18 9 13 16 18 16 17
NHOPI * * * * * * * *
Asian 72 84 57 62 68 85 66 83
Two or More Races 38 40 24 28 37 39 37 39
Hispanic or Latino 40 39 68 69 51 50 52 49
COUNTY TYPE                
Large Metro 267 258 168 161 253 261 251 262
Small Metro 157 172 89 105 152 161 150 160
Nonmetro 115 120 61 62 112 112 111 111
Urbanized 79 79 39 42 74 72 75 72
Less Urbanized 90 94 47 47 88 89 86 90
Completely Rural 34 44 17 22 34 45 34 44
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Parental Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.15D – Parents Always or Sometimes Took Part in Specific Behaviors in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic PARENTAL INVOLVEMENT
Parents Made Youth Do
Chores around the House
Parents Limited Amount
of Time Youth
Watched TV
Parents Let Youth
Know He or She Had
Done a Good Job
Parents Let Youth Know
They Were Proud of
Something He or She
Had Done
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.31 0.34 0.52 0.53 0.36 0.37 0.38 0.38
AGE GROUP                
12-13 0.54 0.57 0.90 0.89 0.53 0.51 0.52 0.55
14-15 0.51 0.55 0.84 0.86 0.60 0.64 0.62 0.61
16-17 0.53 0.55 0.82 0.83 0.67 0.67 0.70 0.72
GENDER                
Male 0.43 0.46 0.74 0.76 0.46 0.46 0.49 0.47
Female 0.45 0.44 0.73 0.72 0.54 0.55 0.56 0.58
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.35 0.38 0.56 0.58 0.39 0.41 0.40 0.42
White 0.44 0.45 0.65 0.71 0.43 0.47 0.44 0.48
Black or African American 0.68 0.62 1.29 1.31 0.94 0.90 0.95 0.89
AIAN 3.24 1.88 5.01 5.57 2.94 2.41 3.60 3.33
NHOPI * * * * * * * *
Asian 1.79 1.86 2.56 2.66 1.98 2.08 2.03 1.97
Two or More Races 1.54 1.56 2.35 2.60 1.54 1.75 1.55 1.89
Hispanic or Latino 0.67 0.65 1.15 1.15 0.86 0.84 0.87 0.81
COUNTY TYPE                
Large Metro 0.43 0.51 0.74 0.75 0.50 0.54 0.53 0.55
Small Metro 0.58 0.52 0.84 0.92 0.66 0.58 0.65 0.63
Nonmetro 0.65 0.68 1.05 1.13 0.72 0.91 0.77 0.80
Urbanized 0.95 0.98 1.58 1.79 1.03 1.72 1.21 1.41
Less Urbanized 0.99 1.07 1.56 1.58 1.16 1.16 1.17 1.01
Completely Rural 1.77 1.65 3.59 3.31 2.15 1.36 2.19 1.92
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Parental Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.15P – Parents Always or Sometimes Took Part in Specific Behaviors in Past Year among Persons Aged 12 to 17, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic PARENTAL INVOLVEMENT
Parents Made Youth Do
Chores around the House
Parents Limited Amount
of Time Youth
Watched TV
Parents Let Youth
Know He or She Had
Done a Good Job
Parents Let Youth Know
They Were Proud of
Something He or She
Had Done
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.6901   0.5016   0.9784   0.7871  
AGE GROUP                
12-13 0.3591   0.6887   0.2166   0.5273  
14-15 0.9162   0.3819   0.9346   0.7467  
16-17 0.7965   0.9262   0.3014   0.7435  
GENDER                
Male 0.8167   0.1525   0.6296   0.5626  
Female 0.4237   0.5718   0.6436   0.8889  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.9156   0.1470   0.8820   0.7089  
White 0.5716   0.0745   0.1740   0.3590  
Black or African American 0.1585   0.1611   0.3794   0.0131  
AIAN 0.1144   0.0428   0.2614   0.8672  
NHOPI *   *   *   *  
Asian 0.5728   0.8241   0.2259   0.2567  
Two or More Races 0.8456   0.1108   0.8313   0.2268  
Hispanic or Latino 0.5506   0.2674   0.8386   1.0000  
COUNTY TYPE                
Large Metro 0.6159   0.5638   0.7183   0.8791  
Small Metro 0.0568   0.7359   0.3448   0.7647  
Nonmetro 0.6461   0.6908   0.4916   0.9194  
Urbanized 0.1875   0.8372   0.4176   0.1500  
Less Urbanized 0.9076   0.9464   0.4168   0.4417  
Completely Rural 0.3219   0.4495   0.0675   0.0632  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Parental Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.16C – Measures of Student Characteristics in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic STUDENT CHARACTERISTICS
Participated in One or
Fewer Activities1
Drug or Alcohol Prevention
Messages Were Seen or
Heard in School
Youth Liked a Lot or
Kind of Liked Going to
School
Grade Average for Last
Completed Period Was "D"
or Lower2
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 92 95 246 266 272 285 47 45
AGE GROUP                
12-13 42 48 115 121 127 132 22 22
14-15 51 54 129 135 136 136 29 30
16-17 57 60 123 131 137 140 27 27
GENDER                
Male 69 68 162 161 183 172 35 36
Female 61 65 155 174 169 182 29 26
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 75 77 218 224 233 238 38 33
White 61 68 181 183 194 184 28 28
Black or African American 33 31 90 78 102 92 21 16
AIAN 8 5 12 16 15 16 5 6
NHOPI * * * * * * * *
Asian 20 20 72 81 73 82 4 4
Two or More Races 13 15 34 35 36 34 9 8
Hispanic or Latino 57 61 129 126 152 142 26 28
COUNTY TYPE                
Large Metro 77 72 213 224 238 237 37 35
Small Metro 48 54 130 136 138 146 24 25
Nonmetro 29 38 91 95 99 94 20 17
Urbanized 20 25 59 61 67 63 15 12
Less Urbanized 21 28 73 76 77 76 12 9
Completely Rural 7 12 26 32 28 32 4 4
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Student Characteristics data were excluded from the respective analyses.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
1 The number of activities participated in is based on four questions: participation in school-based activities, community-based activities, church or faith-based activities, and other activities. For each question, the response categories include "None," "One," "Two," and "3 or more." Respondents were excluded from the analysis if they had unknown data for at least three of the questions and if their known responses did not place them in the recoded "Two or more" category.
2 Respondents reporting that their school does not give these grades were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.16D – Measures of Student Characteristics in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic STUDENT CHARACTERISTICS
Participated in One or
Fewer Activities1
Drug or Alcohol Prevention
Messages Were Seen or
Heard in School
Youth Liked a Lot or
Kind of Liked Going to
School
Grade Average for Last
Completed Period Was "D"
or Lower2
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.36 0.37 0.49 0.52 0.44 0.43 0.21 0.20
AGE GROUP                
12-13 0.55 0.62 0.86 0.81 0.73 0.73 0.32 0.32
14-15 0.58 0.60 0.80 0.81 0.70 0.73 0.36 0.38
16-17 0.62 0.67 0.81 0.88 0.76 0.74 0.33 0.33
GENDER                
Male 0.53 0.52 0.69 0.67 0.61 0.61 0.30 0.31
Female 0.49 0.53 0.66 0.71 0.64 0.61 0.25 0.23
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.38 0.40 0.54 0.57 0.49 0.48 0.22 0.20
White 0.46 0.49 0.66 0.68 0.60 0.60 0.23 0.23
Black or African American 0.93 0.89 1.34 1.20 1.04 1.07 0.67 0.54
AIAN 4.60 3.07 5.16 3.81 4.40 4.16 2.94 4.09
NHOPI * * * * * * * *
Asian 1.45 1.44 2.30 1.92 1.68 1.55 0.32 0.28
Two or More Races 1.44 1.77 2.03 2.36 2.18 2.11 1.14 1.05
Hispanic or Latino 0.86 0.90 1.12 1.11 0.87 0.89 0.46 0.51
COUNTY TYPE                
Large Metro 0.49 0.51 0.71 0.74 0.61 0.61 0.27 0.27
Small Metro 0.66 0.69 0.87 0.85 0.78 0.78 0.37 0.36
Nonmetro 0.77 0.96 1.08 1.08 1.00 1.13 0.58 0.50
Urbanized 1.26 1.49 1.73 1.55 1.70 1.50 1.05 0.89
Less Urbanized 1.11 1.37 1.50 1.76 1.34 1.62 0.71 0.59
Completely Rural 2.27 2.82 4.16 3.41 2.49 4.73 1.45 1.23
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Student Characteristics data were excluded from the respective analyses.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
1 The number of activities participated in is based on four questions: participation in school-based activities, community-based activities, church or faith-based activities, and other activities. For each question, the response categories include "None," "One," "Two," and "3 or more." Respondents were excluded from the analysis if they had unknown data for at least three of the questions and if their known responses did not place them in the recoded "Two or more" category.
2 Respondents reporting that their school does not give these grades were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.16P – Measures of Student Characteristics in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic STUDENT CHARACTERISTICS
Participated in One or
Fewer Activities1
Drug or Alcohol Prevention
Messages Were Seen or
Heard in School
Youth Liked a Lot or
Kind of Liked Going to
School
Grade Average for Last
Completed Period Was "D"
or Lower2
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.0412   0.7088   0.0914   0.6971  
AGE GROUP                
12-13 0.0825   0.4063   0.2324   0.0666  
14-15 0.1053   0.7712   0.0715   0.7180  
16-17 0.6686   0.7394   0.9951   0.6750  
GENDER                
Male 0.0675   0.8898   0.0106   0.6726  
Female 0.3077   0.6852   0.8566   0.2308  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.2864   0.8344   0.1626   0.1832  
White 0.0362   0.8437   0.0278   0.7412  
Black or African American 0.1965   0.9450   0.3814   0.0453  
AIAN 0.1364   0.0036   0.8478   0.2186  
NHOPI *   *   *   *  
Asian 0.1421   0.1214   0.4799   0.4525  
Two or More Races 0.0831   0.2094   0.4436   0.5038  
Hispanic or Latino 0.0545   0.6804   0.3076   0.2931  
COUNTY TYPE                
Large Metro 0.3050   0.6716   0.5386   0.8971  
Small Metro 0.2945   0.4972   0.0607   0.8097  
Nonmetro 0.0589   0.2059   0.6192   0.2233  
Urbanized 0.2889   0.1137   0.8892   0.6951  
Less Urbanized 0.1523   0.7695   0.7162   0.0252  
Completely Rural 0.3934   0.8402   0.3724   0.3233  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Respondents with unknown Student Characteristics data were excluded from the respective analyses.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
1 The number of activities participated in is based on four questions: participation in school-based activities, community-based activities, church or faith-based activities, and other activities. For each question, the response categories include "None," "One," "Two," and "3 or more." Respondents were excluded from the analysis if they had unknown data for at least three of the questions and if their known responses did not place them in the recoded "Two or more" category.
2 Respondents reporting that their school does not give these grades were excluded from the analysis.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
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Table 3.17C – Adults Always or Sometimes Took Part in Specific School-Related Behaviors in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic ADULT INVOLVEMENT
Teacher Let Youth Know
He or She Was Doing a
Good Job with School Work
Parents Checked That
Youth Did Homework
Parents Provided Help
with Homework
Parents Limited Time
Youth Went Out with
Friends on a School Night
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 260 273 266 285 272 279 234 245
AGE GROUP                
12-13 128 133 130 142 129 140 111 123
14-15 134 130 135 142 139 137 122 116
16-17 128 132 129 131 131 127 127 123
GENDER                
Male 174 166 178 174 178 170 150 151
Female 168 174 170 183 174 181 157 161
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 228 225 233 241 237 237 205 205
White 186 179 195 194 203 195 170 165
Black or African American 105 94 110 98 106 93 90 84
AIAN 15 16 15 18 14 18 11 16
NHOPI * * * * * * * *
Asian 70 73 68 80 64 74 61 67
Two or More Races 35 33 36 37 35 35 31 31
Hispanic or Latino 144 147 148 147 139 138 130 126
COUNTY TYPE                
Large Metro 229 227 235 236 240 233 203 201
Small Metro 135 142 138 151 137 154 121 131
Nonmetro 99 97 101 103 101 102 92 92
Urbanized 63 62 68 66 66 65 61 58
Less Urbanized 78 79 80 83 81 83 73 74
Completely Rural 30 37 31 37 33 37 27 33
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
NOTE: Respondents with unknown Adult Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.17D – Adults Always or Sometimes Took Part in Specific School-Related Behaviors in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic ADULT INVOLVEMENT
Teacher Let Youth Know
He or She Was Doing a
Good Job with School Work
Parents Checked That
Youth Did Homework
Parents Provided Help
with Homework
Parents Limited Time
Youth Went Out with
Friends on a School Night
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.45 0.46 0.41 0.41 0.45 0.43 0.47 0.52
AGE GROUP                
12-13 0.68 0.69 0.57 0.52 0.56 0.53 0.83 0.88
14-15 0.73 0.77 0.66 0.66 0.71 0.74 0.84 0.86
16-17 0.82 0.83 0.79 0.80 0.83 0.80 0.83 0.88
GENDER                
Male 0.61 0.59 0.53 0.50 0.59 0.61 0.66 0.70
Female 0.64 0.67 0.62 0.63 0.63 0.62 0.67 0.71
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.50 0.51 0.46 0.46 0.47 0.48 0.54 0.59
White 0.58 0.62 0.54 0.56 0.53 0.57 0.63 0.70
Black or African American 1.07 0.95 1.00 1.06 1.16 0.98 1.21 1.27
AIAN 4.39 3.69 3.40 2.62 4.33 2.83 5.11 4.99
NHOPI * * * * * * * *
Asian 2.06 2.17 2.17 1.97 2.41 2.14 2.40 2.61
Two or More Races 1.99 2.23 1.71 2.06 1.80 1.99 2.32 2.29
Hispanic or Latino 0.96 0.99 0.82 0.92 1.00 0.99 0.99 1.05
COUNTY TYPE                
Large Metro 0.64 0.67 0.58 0.60 0.62 0.61 0.66 0.72
Small Metro 0.80 0.76 0.71 0.68 0.75 0.75 0.82 0.86
Nonmetro 0.98 1.01 0.93 0.89 0.97 1.00 1.10 1.14
Urbanized 1.44 1.47 1.53 1.34 1.58 1.65 1.78 1.73
Less Urbanized 1.44 1.55 1.28 1.27 1.38 1.35 1.52 1.69
Completely Rural 2.84 2.57 2.78 3.14 2.58 3.09 3.25 3.13
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
NOTE: Respondents with unknown Adult Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.17P – Adults Always or Sometimes Took Part in Specific School-Related Behaviors in Past Year among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic ADULT INVOLVEMENT
Teacher Let Youth Know
He or She Was Doing a
Good Job with School Work
Parents Checked That
Youth Did Homework
Parents Provided Help
with Homework
Parents Limited Time
Youth Went Out with
Friends on a School Night
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.3747   0.5059   0.7035   0.3388  
AGE GROUP                
12-13 0.3333   0.6333   0.3726   0.7821  
14-15 0.2737   0.6330   0.1638   0.5304  
16-17 0.7591   0.8389   0.9254   0.4771  
GENDER                
Male 0.5784   0.5018   0.6699   0.6702  
Female 0.0846   0.7611   0.3256   0.0670  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.3235   0.5632   0.4327   0.7486  
White 0.2858   0.4256   0.0906   0.3050  
Black or African American 0.6282   0.2293   0.2484   0.4988  
AIAN 0.5808   0.5723   0.0279   0.0157  
NHOPI *   *   *   *  
Asian 0.5806   0.1436   0.8558   0.9323  
Two or More Races 0.1800   0.3627   0.8614   0.9123  
Hispanic or Latino 0.9033   0.7357   0.5854   0.1621  
COUNTY TYPE                
Large Metro 0.4120   0.7909   0.3425   0.1241  
Small Metro 0.9074   0.2198   0.5686   0.5961  
Nonmetro 0.8821   0.4370   0.9305   0.8710  
Urbanized 0.7241   0.6949   0.6588   0.7969  
Less Urbanized 0.8092   0.6099   0.8468   0.9423  
Completely Rural 0.4931   0.5982   0.6100   0.2677  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months were excluded from this analysis. Youths reporting that they were "home-schooled" in the past 12 months were considered to be enrolled in school.
NOTE: Respondents with unknown Adult Involvement data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.18C – Youths Perceived That All or Most Students in Grade Level Use Specific Substances among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Numbers in Thousands, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE OF STUDENTS IN GRADE LEVEL
Smoke Cigarettes Use Marijuana Drink Alcoholic Beverages Get Drunk at Least Once a
Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 82 82 132 139 150 144 80 72
AGE GROUP                
12-13 27 24 30 29 30 27 13 15
14-15 48 46 70 71 76 78 40 39
16-17 58 62 102 106 114 112 67 57
GENDER                
Male 47 48 81 83 90 86 46 50
Female 67 64 93 107 107 110 62 56
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 69 74 113 109 129 122 69 60
White 56 60 91 91 110 104 59 51
Black or African American 32 29 57 52 49 46 28 27
AIAN 8 7 7 8 8 7 5 4
NHOPI * * * * * * * *
Asian 13 20 23 24 29 32 14 15
Two or More Races 14 10 21 24 22 19 13 11
Hispanic or Latino 50 43 73 79 78 77 39 45
COUNTY TYPE                
Large Metro 63 63 109 108 125 113 66 57
Small Metro 46 45 74 76 75 72 41 38
Nonmetro 35 30 41 43 60 55 27 28
Urbanized 21 17 31 33 40 34 17 17
Less Urbanized 26 24 27 31 43 43 21 21
Completely Rural 10 8 8 8 13 16 8 6
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months, or reported that they were "home-schooled" in the past 12 months were excluded from this analysis.
NOTE: Respondents with unknown Substance Use in Grade Level data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.18D – Youths Perceived That All or Most Students in Grade Level Use Specific Substances among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: Standard Errors of Percentages, 2017 and 2018
Demographic/Geographic Characteristic SUBSTANCE USE OF STUDENTS IN GRADE LEVEL
Smoke Cigarettes Use Marijuana Drink Alcoholic Beverages Get Drunk at Least Once a
Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.34 0.34 0.47 0.48 0.50 0.48 0.33 0.30
AGE GROUP                
12-13 0.38 0.34 0.43 0.41 0.42 0.39 0.19 0.21
14-15 0.57 0.56 0.78 0.77 0.82 0.82 0.49 0.49
16-17 0.65 0.70 0.90 0.92 0.90 0.91 0.75 0.65
GENDER                
Male 0.39 0.40 0.61 0.62 0.65 0.63 0.39 0.44
Female 0.55 0.51 0.67 0.74 0.73 0.74 0.52 0.46
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 0.37 0.40 0.52 0.53 0.54 0.54 0.37 0.32
White 0.43 0.46 0.62 0.64 0.66 0.66 0.45 0.39
Black or African American 0.94 0.91 1.36 1.29 1.28 1.26 0.89 0.87
AIAN 5.00 4.59 4.60 5.33 4.76 4.27 3.48 2.76
NHOPI * * * * * * * *
Asian 1.02 1.50 1.63 1.67 1.99 2.01 1.09 1.16
Two or More Races 1.63 1.32 2.18 2.66 2.23 2.19 1.47 1.42
Hispanic or Latino 0.85 0.73 0.99 1.09 1.10 1.11 0.71 0.80
COUNTY TYPE                
Large Metro 0.45 0.46 0.64 0.67 0.68 0.67 0.47 0.43
Small Metro 0.62 0.58 0.90 0.89 0.89 0.82 0.59 0.53
Nonmetro 0.87 0.80 1.00 1.06 1.25 1.15 0.74 0.79
Urbanized 1.27 1.12 1.64 1.93 1.85 1.79 1.11 1.20
Less Urbanized 1.28 1.27 1.32 1.48 1.72 1.65 1.08 1.20
Completely Rural 3.10 2.16 2.79 1.98 3.74 3.68 2.66 1.50
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months, or reported that they were "home-schooled" in the past 12 months were excluded from this analysis.
NOTE: Respondents with unknown Substance Use in Grade Level data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.
190327
Table 3.18P – Youths Perceived That All or Most Students in Grade Level Use Specific Substances among Persons Aged 12 to 17 Who Were Enrolled in School in Past Year, by Demographic and Geographic Characteristics: P Values from Tests of Differences of Percentages, 2018 Versus 2017
Demographic/Geographic Characteristic SUBSTANCE USE OF STUDENTS IN GRADE LEVEL
Smoke Cigarettes Use Marijuana Drink Alcoholic Beverages Get Drunk at Least Once a
Week
2017 2018 2017 2018 2017 2018 2017 2018
TOTAL 0.1309   0.0718   0.4570   0.0653  
AGE GROUP                
12-13 0.8208   1.0000   0.6890   0.5059  
14-15 0.1266   0.2134   0.5984   0.2328  
16-17 0.4980   0.0638   0.1985   0.0990  
GENDER                
Male 0.1134   0.1061   0.2270   0.8811  
Female 0.4706   0.3863   0.9739   0.0218  
HISPANIC ORIGIN AND RACE                
Not Hispanic or Latino 1.0000   0.1042   0.3645   0.0025  
White 0.5296   0.0818   0.2808   0.0083  
Black or African American 0.2624   0.6790   0.7526   0.4588  
AIAN 0.4065   0.8298   0.7694   0.9591  
NHOPI *   *   *   *  
Asian 0.1944   0.5729   0.4621   0.9160  
Two or More Races 0.2631   0.4240   0.6512   0.2233  
Hispanic or Latino 0.0099   0.4468   0.9583   0.3150  
COUNTY TYPE                
Large Metro 0.3140   0.0616   0.8626   0.2645  
Small Metro 0.0661   0.7648   0.5558   0.1005  
Nonmetro 0.9249   0.1883   0.3711   0.6371  
Urbanized 0.6299   0.2194   0.3524   0.7832  
Less Urbanized 0.7475   0.2071   0.8141   0.7631  
Completely Rural 0.2294   0.3616   0.8857   0.1319  
* = low precision; -- = not available; da = does not apply; nc = not comparable due to methodological changes; nr = not reported due to measurement issues.
NOTE: Youths who did not report their school enrollment status or reported not being enrolled in school in the past 12 months, or reported that they were "home-schooled" in the past 12 months were excluded from this analysis.
NOTE: Respondents with unknown Substance Use in Grade Level data were excluded from the respective analyses.
Definitions: Measures and terms are defined in Appendix A.
Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2017 and 2018.

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