140325

Table 4.1D – Past Year Initiation of Illicit Drug Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Illicit Drug Use, and Past Year Illicit Drug Users Aged 12 or Older, by Demographic Characteristics: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. NOTE: Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. These estimates do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	106	102	0.04	0.04	0.08	0.08	0.26	0.25
AGE
12-25	79	75	0.13	0.13	0.22	0.20	0.46	0.43
12-17	52	50	0.21	0.20	0.25	0.25	0.99	0.96
12-13	20	22	0.25	0.27	0.27	0.29	2.88	3.24
14-15	33	32	0.38	0.37	0.45	0.43	1.81	1.86
16-17	34	34	0.38	0.40	0.54	0.56	1.19	1.18
18-25	59	57	0.17	0.16	0.36	0.34	0.46	0.45
18-20	54	51	0.35	0.36	0.64	0.65	0.84	0.87
21-25	33	31	0.15	0.14	0.37	0.33	0.44	0.40
26 or Older	63	63	0.03	0.03	0.06	0.06	0.26	0.25
GENDER
Male	75	59	0.06	0.05	0.12	0.10	0.32	0.25
Female	69	82	0.05	0.06	0.09	0.11	0.40	0.47
GENDER/AGE
Male 12-17	36	35	0.28	0.27	0.35	0.34	1.41	1.29
Female 12-17	35	37	0.29	0.30	0.35	0.36	1.38	1.45

140325

Table 4.1P – Past Year Initiation of Illicit Drug Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Illicit Drug Use, and Past Year Illicit Drug Users Aged 12 or Older, by Demographic Characteristics: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. NOTE: Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. These estimates do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	N/A		0.6796		0.8510		0.7714
AGE
12-25	N/A		0.3929		0.2678		0.6715
12-17	N/A		0.3436		0.2711		0.7888
12-13	N/A		0.9759		0.9739		0.0980
14-15	N/A		0.2020		0.1722		0.2688
16-17	N/A		0.7229		0.6236		0.8788
18-25	N/A		0.8236		0.6527		0.9758
18-20	N/A		0.5935		0.8708		0.3335
21-25	N/A		0.2891		0.2685		0.2820
26 or Older	N/A		0.5993		0.5464		0.6118
GENDER
Male	N/A		0.0917		0.1061		0.1342
Female	N/A		0.3525		0.2418		0.3919
GENDER/AGE
Male 12-17	N/A		0.1886		0.1904		0.1204
Female 12-17	N/A		0.9606		0.7593		0.1673

140325

Table 4.2D – Past Year Initiation of Marijuana Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Marijuana Use, and Past Year Marijuana Users Aged 12 or Older, by Demographic Characteristics: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	96	86	0.04	0.03	0.06	0.06	0.31	0.27
AGE
12-25	77	71	0.13	0.12	0.19	0.18	0.52	0.47
12-17	49	46	0.20	0.18	0.22	0.21	1.18	1.09
12-13	16	16	0.20	0.20	0.20	0.20	4.99	4.48
14-15	30	29	0.34	0.34	0.38	0.37	2.26	2.15
16-17	34	34	0.39	0.40	0.51	0.53	1.31	1.33
18-25	57	54	0.17	0.16	0.32	0.30	0.52	0.48
18-20	52	48	0.34	0.33	0.57	0.57	0.93	0.90
21-25	30	31	0.14	0.14	0.30	0.29	0.47	0.45
26 or Older	53	44	0.03	0.02	0.05	0.04	0.30	0.24
GENDER
Male	73	53	0.06	0.04	0.11	0.08	0.37	0.28
Female	60	67	0.04	0.05	0.07	0.08	0.49	0.54
GENDER/AGE
Male 12-17	34	32	0.27	0.25	0.31	0.29	1.61	1.52
Female 12-17	33	35	0.27	0.29	0.31	0.32	1.68	1.71

140325

Table 4.2P – Past Year Initiation of Marijuana Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Marijuana Use, and Past Year Marijuana Users Aged 12 or Older, by Demographic Characteristics: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	N/A		0.9553		0.7162		0.5419
AGE
12-25	N/A		0.9188		0.8351		0.8406
12-17	N/A		0.4446		0.4102		0.3661
12-13	N/A		0.9642		0.9755		0.6045
14-15	N/A		0.7039		0.6853		0.6885
16-17	N/A		0.4167		0.3737		0.3069
18-25	N/A		0.5526		0.6191		0.5845
18-20	N/A		0.6279		0.7985		0.3879
21-25	N/A		0.6104		0.6080		0.7742
26 or Older	N/A		0.6442		0.5961		0.7806
GENDER
Male	N/A		0.1274		0.1955		0.0851
Female	N/A		0.0933		0.0606		0.4666
GENDER/AGE
Male 12-17	N/A		0.1583		0.1562		0.0941
Female 12-17	N/A		0.7311		0.8014		0.5833

140325

Table 4.3D – Past Year Initiation of Cigarette Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Cigarette Use, and Past Year Cigarette Users Aged 12 or Older, by Demographic Characteristics: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	89	81	0.03	0.03	0.09	0.08	0.13	0.12
AGE
12-25	79	72	0.13	0.12	0.21	0.19	0.45	0.42
12-17	43	41	0.17	0.16	0.20	0.19	1.20	1.27
12-13	13	12	0.16	0.16	0.17	0.16	4.34	5.14
14-15	27	24	0.31	0.27	0.35	0.31	2.23	2.33
16-17	33	32	0.37	0.37	0.48	0.47	1.49	1.61
18-25	65	57	0.19	0.17	0.40	0.36	0.46	0.41
18-20	62	51	0.41	0.36	0.70	0.63	1.02	0.93
21-25	28	26	0.13	0.12	0.34	0.32	0.30	0.29
26 or Older	28	32	0.01	0.02	0.04	0.05	0.06	0.06
GENDER
Male	59	56	0.05	0.04	0.14	0.13	0.16	0.16
Female	61	55	0.05	0.04	0.11	0.09	0.20	0.19
GENDER/AGE
Male 12-17	31	30	0.24	0.23	0.28	0.27	1.67	1.81
Female 12-17	30	28	0.25	0.23	0.28	0.26	1.73	1.78

140325

Table 4.3P – Past Year Initiation of Cigarette Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Cigarette Use, and Past Year Cigarette Users Aged 12 or Older, by Demographic Characteristics: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	N/A		0.0141		0.0144		0.0668
AGE
12-25	N/A		0.0080		0.0023		0.0912
12-17	N/A		0.0882		0.0493		0.4113
12-13	N/A		0.5594		0.5362		0.6506
14-15	N/A		0.0673		0.0540		0.3965
16-17	N/A		0.5842		0.3398		0.1497
18-25	N/A		0.0356		0.0118		0.0970
18-20	N/A		0.0266		0.0071		0.1095
21-25	N/A		0.7973		0.6848		0.9365
26 or Older	N/A		0.8756		0.8611		0.8280
GENDER
Male	N/A		0.0771		0.0499		0.2232
Female	N/A		0.0753		0.1028		0.1475
GENDER/AGE
Male 12-17	N/A		0.2539		0.1667		0.2447
Female 12-17	N/A		0.2030		0.1620		0.9115

140325

Table 4.4D – Past Year Initiation of Alcohol Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Alcohol Use, and Past Year Alcohol Users Aged 12 or Older, by Demographic Characteristics: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	130	113	0.05	0.04	0.26	0.23	0.08	0.07
AGE
12-25	105	103	0.18	0.17	0.38	0.37	0.31	0.31
12-17	72	67	0.29	0.27	0.37	0.34	0.85	0.88
12-13	25	20	0.30	0.25	0.32	0.26	2.92	3.23
14-15	49	43	0.54	0.48	0.65	0.57	1.56	1.57
16-17	46	51	0.50	0.55	0.81	0.86	0.97	1.07
18-25	77	76	0.22	0.22	0.90	0.87	0.29	0.28
18-20	71	68	0.45	0.44	1.20	1.08	0.65	0.67
21-25	46	48	0.21	0.20	1.37	1.43	0.25	0.24
26 or Older	56	26	0.03	0.01	0.23	0.10	0.04	0.02
GENDER
Male	86	76	0.07	0.06	0.40	0.37	0.10	0.09
Female	89	83	0.07	0.06	0.30	0.29	0.11	0.10
GENDER/AGE
Male 12-17	48	45	0.37	0.35	0.48	0.45	1.21	1.24
Female 12-17	49	50	0.40	0.41	0.52	0.51	1.19	1.26

140325

Table 4.4P – Past Year Initiation of Alcohol Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Alcohol Use, and Past Year Alcohol Users Aged 12 or Older, by Demographic Characteristics: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Demographic Characteristic	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
TOTAL	N/A		0.6673		0.1511		0.8066
AGE
12-25	N/A		0.6375		0.8213		0.3038
12-17	N/A		0.7790		0.4622		0.0960
12-13	N/A		0.0570		0.0585		0.2774
14-15	N/A		0.0729		0.0293		0.7580
16-17	N/A		0.0279		0.1349		0.0024
18-25	N/A		0.3479		0.8572		0.2695
18-20	N/A		0.1223		0.6258		0.0472
21-25	N/A		0.7958		0.7288		0.8177
26 or Older	N/A		0.0744		0.0587		0.0757
GENDER
Male	N/A		0.0736		0.0131		0.1069
Female	N/A		0.2816		0.8041		0.2425
GENDER/AGE
Male 12-17	N/A		0.0546		0.0380		0.5536
Female 12-17	N/A		0.1463		0.3608		0.0032

140325

Table 4.5D – Past Year Initiation of Substance Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 12 or Older: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	106	102	0.04	0.04	0.08	0.08	0.26	0.25
Marijuana and Hashish	96	86	0.04	0.03	0.06	0.06	0.31	0.27
Cocaine	48	47	0.02	0.02	0.02	0.02	1.06	1.13
Crack	16	13	0.01	0.01	0.01	0.01	1.92	2.23
Heroin	23	36	0.01	0.01	0.01	0.01	3.71	4.47
Hallucinogens	58	72	0.02	0.03	0.03	0.03	1.36	1.56
LSD	41	40	0.02	0.02	0.02	0.02	3.39	3.49
PCP	21	7	0.01	0.00	0.01	0.00	*	*
Ecstasy	60	50	0.02	0.02	0.02	0.02	2.08	2.11
Inhalants	42	51	0.02	0.02	0.02	0.02	2.81	3.04
Nonmedical Use of Psychotherapeutics3,4	124	100	0.05	0.04	0.06	0.05	0.74	0.65
Pain Relievers	99	82	0.04	0.03	0.04	0.04	0.79	0.75
OxyContin®	39	75	0.01	0.03	0.02	0.03	2.54	4.10
Tranquilizers	115	89	0.04	0.03	0.05	0.04	1.72	1.64
Stimulants3	62	48	0.02	0.02	0.03	0.02	1.89	1.53
Sedatives	29	27	0.01	0.01	0.01	0.01	4.57	4.23
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	104	108	0.04	0.04	0.06	0.06	0.51	0.54
CIGARETTES	89	81	0.03	0.03	0.09	0.08	0.13	0.12
Daily Cigarette Use5	53	52	0.02	0.02	0.03	0.03	--	--
SMOKELESS TOBACCO6	53	65	0.02	0.02	0.02	0.03	0.46	0.57
CIGARS	108	144	0.04	0.06	0.06	0.08	0.43	0.55
ALCOHOL	130	113	0.05	0.04	0.26	0.23	0.08	0.07

140325

Table 4.5P – Past Year Initiation of Substance Use among Persons Aged 12 or Older, Persons Aged 12 or Older At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 12 or Older: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	N/A		0.6796		0.8510		0.7714
Marijuana and Hashish	N/A		0.9553		0.7162		0.5419
Cocaine	N/A		0.5052		0.4962		0.6652
Crack	N/A		0.1944		0.1935		0.9967
Heroin	N/A		0.7796		0.7774		0.7850
Hallucinogens	N/A		0.8389		0.9033		0.6717
LSD	N/A		0.3176		0.3067		0.4676
PCP	N/A		0.0101		0.0100		*
Ecstasy	N/A		0.1100		0.1260		0.1388
Inhalants	N/A		0.6912		0.6862		0.5781
Nonmedical Use of Psychotherapeutics3,4	N/A		0.0037		0.0028		0.0903
Pain Relievers	N/A		0.0059		0.0045		0.2914
OxyContin®	N/A		0.4727		0.4697		0.3013
Tranquilizers	N/A		0.0778		0.0771		0.6460
Stimulants3	N/A		0.3083		0.3109		0.1214
Sedatives	N/A		0.3297		0.3265		0.1957
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	N/A		0.0224		0.0216		0.3013
CIGARETTES	N/A		0.0141		0.0144		0.0668
Daily Cigarette Use5	N/A		0.6989		0.7858		--
SMOKELESS TOBACCO6	N/A		0.1916		0.1988		0.1265
CIGARS	N/A		0.6415		0.6638		0.2955
ALCOHOL	N/A		0.6673		0.1511		0.8066

140325

Table 4.6D – Past Year Initiation of Substance Use among Persons Aged 12 to 17, Persons Aged 12 to 17 At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 12 to 17: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	52	50	0.21	0.20	0.25	0.25	0.99	0.96
Marijuana and Hashish	49	46	0.20	0.18	0.22	0.21	1.18	1.09
Cocaine	16	13	0.06	0.05	0.06	0.05	5.08	4.83
Crack	8	4	0.03	0.01	0.03	0.01	*	*
Heroin	7	6	0.03	0.02	0.03	0.02	*	*
Hallucinogens	26	23	0.10	0.09	0.11	0.09	2.74	2.80
LSD	15	14	0.06	0.06	0.06	0.06	3.70	3.70
PCP	11	6	0.04	0.02	0.04	0.02	*	*
Ecstasy	20	18	0.08	0.07	0.08	0.07	3.86	3.81
Inhalants	25	22	0.10	0.09	0.10	0.09	2.72	3.13
Nonmedical Use of Psychotherapeutics3,4	35	34	0.14	0.13	0.15	0.14	1.76	1.84
Pain Relievers	32	31	0.13	0.12	0.14	0.13	1.99	2.15
OxyContin®	13	13	0.05	0.05	0.05	0.05	4.77	5.25
Tranquilizers	26	19	0.10	0.08	0.10	0.08	3.15	3.41
Stimulants3	18	16	0.07	0.07	0.07	0.07	3.53	3.90
Sedatives	8	7	0.03	0.03	0.03	0.03	*	*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	43	39	0.17	0.16	0.19	0.17	1.49	1.53
CIGARETTES	43	41	0.17	0.16	0.20	0.19	1.20	1.27
Daily Cigarette Use5	22	19	0.09	0.08	0.09	0.08	--	--
SMOKELESS TOBACCO6	27	34	0.11	0.14	0.11	0.14	2.04	2.26
CIGARS	38	36	0.15	0.14	0.16	0.15	1.58	1.84
ALCOHOL	72	67	0.29	0.27	0.37	0.34	0.85	0.88

140325

Table 4.6P – Past Year Initiation of Substance Use among Persons Aged 12 to 17, Persons Aged 12 to 17 At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 12 to 17: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	N/A		0.3436		0.2711		0.7888
Marijuana and Hashish	N/A		0.4446		0.4102		0.3661
Cocaine	N/A		0.2010		0.1994		0.4857
Crack	N/A		0.3811		0.3810		*
Heroin	N/A		0.9504		0.9520		*
Hallucinogens	N/A		0.1492		0.1422		0.7632
LSD	N/A		0.9005		0.8959		0.9285
PCP	N/A		0.0339		0.0337		*
Ecstasy	N/A		0.4752		0.4574		0.1126
Inhalants	N/A		0.0194		0.0156		0.6442
Nonmedical Use of Psychotherapeutics3,4	N/A		0.0109		0.0081		0.2973
Pain Relievers	N/A		0.0242		0.0189		0.5264
OxyContin®	N/A		0.2113		0.2091		0.9423
Tranquilizers	N/A		0.0518		0.0492		0.7925
Stimulants3	N/A		0.0591		0.0592		0.1254
Sedatives	N/A		0.0973		0.0965		*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	N/A		0.0309		0.0186		0.9801
CIGARETTES	N/A		0.0882		0.0493		0.4113
Daily Cigarette Use5	N/A		0.6739		0.7036		--
SMOKELESS TOBACCO6	N/A		0.1149		0.1311		0.0953
CIGARS	N/A		0.0229		0.0163		0.7257
ALCOHOL	N/A		0.7790		0.4622		0.0960

140325

Table 4.7D – Past Year Initiation of Substance Use among Persons Aged 18 to 25, Persons Aged 18 to 25 At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 18 to 25: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	59	57	0.17	0.16	0.36	0.34	0.46	0.45
Marijuana and Hashish	57	54	0.17	0.16	0.32	0.30	0.52	0.48
Cocaine	37	37	0.11	0.11	0.12	0.12	1.91	1.97
Crack	11	6	0.03	0.02	0.03	0.02	*	*
Heroin	16	13	0.05	0.04	0.05	0.04	4.91	4.60
Hallucinogens	42	44	0.12	0.13	0.14	0.15	1.64	1.65
LSD	33	31	0.10	0.09	0.10	0.10	3.87	3.40
PCP	8	5	0.02	0.01	0.02	0.01	*	*
Ecstasy	41	39	0.12	0.11	0.13	0.12	2.26	2.22
Inhalants	26	24	0.07	0.07	0.08	0.07	4.13	4.12
Nonmedical Use of Psychotherapeutics3,4	53	53	0.15	0.15	0.20	0.20	1.06	1.13
Pain Relievers	43	48	0.12	0.14	0.15	0.17	1.16	1.42
OxyContin®	21	23	0.06	0.07	0.06	0.07	3.20	3.90
Tranquilizers	39	36	0.11	0.10	0.13	0.12	1.96	1.92
Stimulants3	39	31	0.11	0.09	0.12	0.10	2.54	2.17
Sedatives	10	9	0.03	0.03	0.03	0.03	*	*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	52	57	0.15	0.16	0.22	0.24	0.79	0.92
CIGARETTES	65	57	0.19	0.17	0.40	0.36	0.46	0.41
Daily Cigarette Use5	39	36	0.11	0.10	0.15	0.14	--	--
SMOKELESS TOBACCO6	36	40	0.10	0.12	0.13	0.14	1.04	1.14
CIGARS	61	61	0.18	0.18	0.27	0.27	0.75	0.79
ALCOHOL	77	76	0.22	0.22	0.90	0.87	0.29	0.28

140325

Table 4.7P – Past Year Initiation of Substance Use among Persons Aged 18 to 25, Persons Aged 18 to 25 At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 18 to 25: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	N/A		0.8236		0.6527		0.9758
Marijuana and Hashish	N/A		0.5526		0.6191		0.5845
Cocaine	N/A		0.7850		0.7361		0.9248
Crack	N/A		0.0483		0.0478		*
Heroin	N/A		0.1565		0.1560		0.2263
Hallucinogens	N/A		0.7805		0.7799		0.4466
LSD	N/A		0.3067		0.2953		0.7495
PCP	N/A		0.1085		0.1085		*
Ecstasy	N/A		0.3542		0.3542		0.4153
Inhalants	N/A		0.3751		0.3476		0.2386
Nonmedical Use of Psychotherapeutics3,4	N/A		0.5260		0.3951		0.4522
Pain Relievers	N/A		0.2193		0.1561		0.7581
OxyContin®	N/A		0.8735		0.8591		0.3844
Tranquilizers	N/A		0.4228		0.3876		0.9632
Stimulants3	N/A		0.8343		0.8519		0.5040
Sedatives	N/A		0.6340		0.6353		*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	N/A		0.4792		0.3580		0.9004
CIGARETTES	N/A		0.0356		0.0118		0.0970
Daily Cigarette Use5	N/A		0.7867		0.9097		--
SMOKELESS TOBACCO6	N/A		0.7858		0.7548		0.9685
CIGARS	N/A		0.6831		0.7933		0.2253
ALCOHOL	N/A		0.3479		0.8572		0.2695

140325

Table 4.8D – Past Year Initiation of Substance Use among Persons Aged 26 or Older, Persons Aged 26 or Older At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 26 or Older: Standard Errors of Numbers in Thousands and Standard Errors of Percentages, 2012 and 2013

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	63	63	0.03	0.03	0.06	0.06	0.26	0.25
Marijuana and Hashish	53	44	0.03	0.02	0.05	0.04	0.30	0.24
Cocaine	26	29	0.01	0.01	0.02	0.02	0.90	1.15
Crack	8	11	0.00	0.01	0.00	0.01	*	*
Heroin	15	32	0.01	0.02	0.01	0.02	*	*
Hallucinogens	27	49	0.01	0.02	0.02	0.03	1.76	2.91
LSD	16	25	0.01	0.01	0.01	0.01	*	*
PCP	16	*	0.01	*	0.01	*	*	*
Ecstasy	37	26	0.02	0.01	0.02	0.01	3.79	2.68
Inhalants	18	39	0.01	0.02	0.01	0.02	*	*
Nonmedical Use of Psychotherapeutics3,4	103	78	0.05	0.04	0.06	0.05	0.98	0.81
Pain Relievers	77	61	0.04	0.03	0.04	0.03	0.97	0.89
OxyContin®	29	68	0.01	0.03	0.01	0.03	3.88	*
Tranquilizers	102	80	0.05	0.04	0.06	0.04	2.39	2.25
Stimulants3	44	31	0.02	0.02	0.02	0.02	2.91	1.79
Sedatives	26	25	0.01	0.01	0.01	0.01	*	*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	78	78	0.04	0.04	0.06	0.06	0.61	0.64
CIGARETTES	28	32	0.01	0.02	0.04	0.05	0.06	0.06
Daily Cigarette Use5	27	31	0.01	0.02	0.02	0.03	--	--
SMOKELESS TOBACCO6	27	31	0.01	0.02	0.02	0.02	0.34	0.41
CIGARS	72	126	0.04	0.06	0.06	0.10	0.44	0.75
ALCOHOL	56	26	0.03	0.01	0.23	0.10	0.04	0.02

140325

Table 4.8P – Past Year Initiation of Substance Use among Persons Aged 26 or Older, Persons Aged 26 or Older At Risk for Initiation of Substance Use, and Past Year Substance Users Aged 26 or Older: P Values from Tests of Differences of Percentages, 2013 Versus 2012

Substance	NUMBER OF PAST YEAR INITIATES (1,000s)		PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION		PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1		PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS
	2012	2013	2012	2013	2012	2013	2012	2013
*Low precision; no estimate reported. N/A: Not applicable. -- Not available. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 At Risk for Initiation is defined as persons who did not use the substance(s) in their lifetime or used the substance(s) for the first time in the past year. 2 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 3 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 4 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 5 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 6 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS2,3	N/A		0.5993		0.5464		0.6118
Marijuana and Hashish	N/A		0.6442		0.5961		0.7806
Cocaine	N/A		0.9652		0.9639		0.8034
Crack	N/A		0.6849		0.6856		*
Heroin	N/A		0.2394		0.2388		*
Hallucinogens	N/A		0.3109		0.3034		0.3450
LSD	N/A		0.6234		0.6204		*
PCP	N/A		*		*		*
Ecstasy	N/A		0.2616		0.2693		0.1953
Inhalants	N/A		0.0514		0.0512		*
Nonmedical Use of Psychotherapeutics3,4	N/A		0.0267		0.0252		0.0610
Pain Relievers	N/A		0.0814		0.0770		0.2351
OxyContin®	N/A		0.2256		0.2243		*
Tranquilizers	N/A		0.2497		0.2512		0.6365
Stimulants3	N/A		0.4297		0.4318		0.1885
Sedatives	N/A		0.6783		0.6747		*
ILLICIT DRUGS OTHER THAN MARIJUANA2,3	N/A		0.1763		0.1801		0.3112
CIGARETTES	N/A		0.8756		0.8611		0.8280
Daily Cigarette Use5	N/A		0.8781		0.8990		--
SMOKELESS TOBACCO6	N/A		0.4468		0.4499		0.3710
CIGARS	N/A		0.2166		0.2164		0.1763
ALCOHOL	N/A		0.0744		0.0587		0.0757

140325

Table 4.9C – Past Year Initiation of Substance Use among Persons Aged 12 or Older, by Gender: Standard Errors of Numbers in Thousands, 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	106	102	75	59	69	82
Marijuana and Hashish	96	86	73	53	60	67
Cocaine	48	47	36	39	35	29
Crack	16	13	11	11	11	7
Heroin	23	36	20	33	12	13
Hallucinogens	58	72	42	43	39	55
LSD	41	40	32	28	19	32
PCP	21	7	19	6	10	4
Ecstasy	60	50	44	33	40	38
Inhalants	42	51	30	42	29	29
Nonmedical Use of Psychotherapeutics2,3	124	100	75	54	98	83
Pain Relievers	99	82	69	51	69	63
OxyContin®	39	75	27	68	28	25
Tranquilizers	115	89	56	40	101	78
Stimulants2	62	48	38	33	48	35
Sedatives	29	27	13	14	26	23
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	104	108	73	60	74	84
CIGARETTES	89	81	59	56	61	55
Daily Cigarette Use4	53	52	42	36	31	36
SMOKELESS TOBACCO5	53	65	43	50	30	36
CIGARS	108	144	75	89	74	106
ALCOHOL	130	113	86	76	89	83

140325

Table 4.10C – Past Year Initiation of Substance Use among Persons Aged 12 or Older Who Initiated Use Prior to the Age of 18, by Gender: Standard Errors of Numbers in Thousands, 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	60	59	42	41	41	42
Marijuana and Hashish	54	53	38	36	37	40
Cocaine	18	15	12	11	13	10
Crack	9	4	7	2	6	3
Heroin	8	6	6	4	4	*
Hallucinogens	27	29	20	25	19	15
LSD	17	16	13	13	10	10
PCP	11	6	7	5	8	3
Ecstasy	22	20	15	16	16	13
Inhalants	26	22	19	16	19	16
Nonmedical Use of Psychotherapeutics2,3	40	38	28	28	29	25
Pain Relievers	38	35	26	26	27	24
OxyContin®	15	13	10	8	11	10
Tranquilizers	31	22	20	17	22	13
Stimulants2	22	18	14	14	16	11
Sedatives	8	7	5	4	7	6
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	47	44	32	34	33	27
CIGARETTES	49	46	36	34	33	31
Daily Cigarette Use4	25	22	21	17	14	13
SMOKELESS TOBACCO5	29	36	26	32	13	13
CIGARS	43	43	36	35	27	24
ALCOHOL	83	79	58	52	53	56

140325

Table 4.11C – Past Year Initiation of Substance Use among Persons Aged 12 or Older Who Initiated Use Prior to the Age of 21, by Gender: Standard Errors of Numbers in Thousands, 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	79	76	51	49	54	57
Marijuana and Hashish	76	70	49	45	53	53
Cocaine	30	32	24	27	22	18
Crack	13	6	9	4	8	5
Heroin	11	9	8	7	8	6
Hallucinogens	45	43	32	36	31	22
LSD	35	28	26	24	17	16
PCP	13	7	9	6	9	3
Ecstasy	40	32	25	26	31	19
Inhalants	34	28	22	22	27	18
Nonmedical Use of Psychotherapeutics2,3	60	52	41	39	39	34
Pain Relievers	50	45	33	35	36	29
OxyContin®	19	22	14	18	13	13
Tranquilizers	44	33	34	25	28	20
Stimulants2	41	32	27	24	26	22
Sedatives	10	10	6	5	8	9
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	65	58	47	45	41	37
CIGARETTES	80	70	57	49	51	46
Daily Cigarette Use4	39	37	33	29	20	22
SMOKELESS TOBACCO5	43	49	39	44	17	18
CIGARS	70	71	56	54	41	40
ALCOHOL	109	105	74	69	68	73

140325

Table 4.12C – Past Year Initiation of Substance Use among Persons Aged 12 to 49, by Gender: Standard Errors of Numbers in Thousands, 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	98	96	68	54	67	79
Marijuana and Hashish	92	83	67	51	59	66
Cocaine	48	47	36	39	35	29
Crack	16	11	11	8	11	7
Heroin	23	31	20	28	12	13
Hallucinogens	57	63	42	43	39	44
LSD	41	40	32	28	19	32
PCP	14	7	10	6	10	4
Ecstasy	58	50	42	32	40	38
Inhalants	40	44	28	36	29	27
Nonmedical Use of Psychotherapeutics2,3	106	93	69	50	82	76
Pain Relievers	89	75	62	46	64	57
OxyContin®	38	41	26	33	28	24
Tranquilizers	79	83	49	40	62	71
Stimulants2	62	47	38	33	48	35
Sedatives	27	26	13	14	24	22
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	97	94	67	57	70	69
CIGARETTES	88	80	59	55	60	55
Daily Cigarette Use4	53	50	42	36	31	34
SMOKELESS TOBACCO5	53	63	43	50	30	32
CIGARS	100	119	74	84	64	76
ALCOHOL	126	112	85	75	84	82

140325

Table 4.13D – Standard Errors of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older, by Gender: 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.49	0.52	0.85	0.70	0.56	0.72
Marijuana and Hashish	0.59	0.37	1.10	0.57	0.37	0.47
Cocaine	0.32	0.36	0.36	0.55	0.55	0.43
Crack	1.03	3.92	1.06	5.71	1.78	3.05
Heroin	1.18	2.82	1.70	3.93	1.06	2.45
Hallucinogens	0.28	1.67	0.37	0.31	0.42	3.46
LSD	0.44	0.37	0.62	0.27	0.46	0.76
PCP	6.89	0.61	10.49	0.61	0.44	1.44
Ecstasy	0.77	0.58	1.36	0.33	0.55	1.09
Inhalants	0.75	1.53	1.43	2.09	0.38	2.26
Nonmedical Use of Psychotherapeutics2,3	0.86	0.80	1.01	0.93	1.25	1.13
Pain Relievers	0.80	0.96	1.21	1.13	1.10	1.45
OxyContin®	1.51	3.84	1.96	5.55	2.38	2.48
Tranquilizers	1.49	1.14	1.53	1.04	2.12	1.50
Stimulants2	1.13	0.71	1.65	1.03	1.50	0.99
Sedatives	2.93	1.94	3.43	1.97	3.68	2.58
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.64	1.03	0.87	0.67	0.93	1.68
CIGARETTES	0.23	0.31	0.12	0.48	0.45	0.38
Daily Cigarette Use4	0.52	0.83	0.46	0.37	1.00	1.74
SMOKELESS TOBACCO5	0.46	0.53	0.27	0.33	1.41	1.63
CIGARS	0.66	0.99	0.50	0.99	1.30	1.59
ALCOHOL	0.28	0.14	0.30	0.18	0.47	0.22

140325

Table 4.13P – P Values from Tests of Differences of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older, by Gender: 2013 Versus 2012

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.6394		0.4524		0.2122
Marijuana and Hashish	0.9561		0.3649		0.0951
Cocaine	0.4287		0.8959		0.2783
Crack	0.0601		0.0471		0.4699
Heroin	0.1497		0.2390		0.2541
Hallucinogens	0.1413		0.7586		0.1019
LSD	0.2411		0.3782		0.0023
PCP	0.2647		0.1706		0.7177
Ecstasy	0.6386		0.0522		0.0873
Inhalants	0.0433		0.2771		0.0943
Nonmedical Use of Psychotherapeutics2,3	0.5997		0.2986		0.9700
Pain Relievers	0.9116		0.5852		0.5716
OxyContin®	0.0565		0.0539		0.5229
Tranquilizers	0.5957		0.1407		0.8897
Stimulants2	0.6660		0.8587		0.7461
Sedatives	0.4718		0.7270		0.5655
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.6469		0.2065		0.2913
CIGARETTES	0.6697		0.1600		0.5192
Daily Cigarette Use4	0.7250		0.5206		0.5322
SMOKELESS TOBACCO5	0.8982		0.9731		0.9080
CIGARS	0.1926		0.1805		0.5954
ALCOHOL	0.4074		0.7354		0.3962

140325

Table 4.14D – Standard Errors of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older Who Initiated Use Prior to the Age of 18, by Gender: 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.05	0.06	0.08	0.10	0.08	0.08
Marijuana and Hashish	0.05	0.06	0.08	0.10	0.07	0.08
Cocaine	0.15	0.20	0.23	0.32	0.19	0.17
Crack	0.30	0.40	*	*	*	*
Heroin	0.31	0.33	*	*	0.29	0.55
Hallucinogens	0.09	0.10	0.12	0.14	0.12	0.11
LSD	0.11	0.13	0.14	0.14	0.16	0.24
PCP	0.31	0.28	0.40	0.33	0.29	*
Ecstasy	0.09	0.13	0.12	0.18	0.13	0.17
Inhalants	0.12	0.16	0.19	0.23	0.16	0.22
Nonmedical Use of Psychotherapeutics2,3	0.08	0.08	0.10	0.13	0.11	0.11
Pain Relievers	0.08	0.09	0.11	0.14	0.12	0.11
OxyContin®	0.14	0.18	0.18	0.26	0.21	0.25
Tranquilizers	0.11	0.12	0.16	0.16	0.14	0.13
Stimulants2	0.11	0.15	0.17	0.20	0.14	0.23
Sedatives	0.25	0.48	0.55	0.99	0.24	0.26
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.07	0.09	0.10	0.13	0.10	0.11
CIGARETTES	0.06	0.06	0.08	0.09	0.09	0.09
Daily Cigarette Use4	0.11	0.12	0.14	0.15	0.16	0.17
SMOKELESS TOBACCO5	0.08	0.09	0.10	0.10	0.16	0.20
CIGARS	0.06	0.06	0.07	0.08	0.09	0.10
ALCOHOL	0.04	0.04	0.06	0.06	0.05	0.05

140325

Table 4.14P – P Values from Tests of Differences of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older Who Initiated Use Prior to the Age of 18, by Gender: 2013 Versus 2012

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.7968		0.9041		0.8330
Marijuana and Hashish	0.4789		0.2936		0.8541
Cocaine	0.6983		0.5870		0.0867
Crack	0.3128		*		*
Heroin	0.5757		*		0.8954
Hallucinogens	0.0181		0.0182		0.4625
LSD	0.0962		0.1133		0.4741
PCP	0.3553		0.0126		*
Ecstasy	0.8063		0.9196		0.9870
Inhalants	0.0226		0.0189		0.3563
Nonmedical Use of Psychotherapeutics2,3	0.9504		0.8475		0.8235
Pain Relievers	0.5623		0.8357		0.3094
OxyContin®	0.2738		0.8706		0.2027
Tranquilizers	0.0620		0.4711		0.0136
Stimulants2	0.1012		0.7143		0.0368
Sedatives	0.5511		0.1772		0.0026
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.8432		0.9733		0.7375
CIGARETTES	0.9271		0.8519		0.7561
Daily Cigarette Use4	0.7922		0.9728		0.7065
SMOKELESS TOBACCO5	0.2238		0.5067		0.1120
CIGARS	0.2836		0.0949		0.5981
ALCOHOL	0.0003		0.0659		0.0005

140325

Table 4.15D – Standard Errors of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older Who Initiated Use Prior to the Age of 21, by Gender: 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.08	0.08	0.11	0.11	0.11	0.11
Marijuana and Hashish	0.08	0.07	0.11	0.10	0.11	0.10
Cocaine	0.15	0.14	0.21	0.20	0.20	0.19
Crack	0.37	0.45	0.39	0.69	0.63	0.59
Heroin	0.36	0.47	0.52	0.77	0.48	0.54
Hallucinogens	0.10	0.11	0.14	0.14	0.16	0.16
LSD	0.16	0.13	0.19	0.15	0.22	0.25
PCP	0.44	0.46	0.91	0.52	0.35	*
Ecstasy	0.12	0.13	0.16	0.17	0.18	0.20
Inhalants	0.16	0.20	0.24	0.30	0.23	0.25
Nonmedical Use of Psychotherapeutics2,3	0.10	0.11	0.14	0.17	0.12	0.15
Pain Relievers	0.10	0.13	0.13	0.19	0.14	0.16
OxyContin®	0.17	0.30	0.24	0.40	0.26	0.37
Tranquilizers	0.15	0.15	0.22	0.21	0.16	0.20
Stimulants2	0.17	0.16	0.29	0.21	0.17	0.25
Sedatives	0.36	0.51	0.61	1.45	0.47	0.38
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.09	0.10	0.13	0.14	0.12	0.14
CIGARETTES	0.07	0.08	0.10	0.10	0.10	0.11
Daily Cigarette Use4	0.10	0.10	0.14	0.13	0.15	0.16
SMOKELESS TOBACCO5	0.10	0.11	0.12	0.12	0.18	0.26
CIGARS	0.07	0.07	0.09	0.09	0.11	0.11
ALCOHOL	0.06	0.05	0.08	0.07	0.08	0.07

140325

Table 4.15P – P Values from Tests of Differences of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older Who Initiated Use Prior to the Age of 21, by Gender: 2013 Versus 2012

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.8273		0.6602		0.9730
Marijuana and Hashish	0.6582		1.0000		0.4916
Cocaine	0.1913		0.9041		0.0508
Crack	0.8344		0.5558		0.7883
Heroin	0.5118		0.8394		0.4190
Hallucinogens	0.2273		0.2168		0.8702
LSD	0.3160		0.5756		0.4144
PCP	0.8944		0.5503		*
Ecstasy	0.6824		0.4692		0.9821
Inhalants	0.5592		0.8014		0.1413
Nonmedical Use of Psychotherapeutics2,3	0.2509		0.4775		0.3474
Pain Relievers	0.7263		0.4801		0.7695
OxyContin®	0.3779		0.1327		0.7206
Tranquilizers	0.8602		0.7573		0.9112
Stimulants2	0.1960		0.3438		0.5018
Sedatives	0.4805		0.6226		0.1068
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.6684		0.8837		0.4010
CIGARETTES	0.8515		0.7306		0.9319
Daily Cigarette Use4	0.5490		0.6337		0.6941
SMOKELESS TOBACCO5	0.0718		0.0404		0.9916
CIGARS	0.0870		0.1771		0.3018
ALCOHOL	0.0314		0.1190		0.0859

140325

Table 4.16D – Standard Errors of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 to 49, by Gender: 2012 and 2013

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.34	0.42	0.50	0.28	0.47	0.66
Marijuana and Hashish	0.32	0.26	0.52	0.28	0.37	0.40
Cocaine	0.32	0.36	0.36	0.55	0.55	0.43
Crack	1.03	2.70	1.06	4.33	1.78	3.05
Heroin	1.18	1.26	1.70	1.30	1.06	2.45
Hallucinogens	0.28	0.42	0.37	0.31	0.42	0.82
LSD	0.44	0.37	0.62	0.27	0.46	0.76
PCP	0.50	0.61	0.96	0.61	0.44	1.44
Ecstasy	0.42	0.58	0.64	0.33	0.55	1.09
Inhalants	0.32	0.95	0.50	0.94	0.38	1.87
Nonmedical Use of Psychotherapeutics2,3	0.54	0.64	0.76	0.54	0.73	0.95
Pain Relievers	0.58	0.62	0.90	0.61	0.78	0.96
OxyContin®	1.40	1.26	1.51	1.11	2.41	2.37
Tranquilizers	0.55	0.98	0.81	1.04	0.72	1.32
Stimulants2	1.13	0.71	1.65	1.03	1.50	0.99
Sedatives	2.02	1.73	3.43	1.97	2.46	2.34
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.44	0.52	0.59	0.41	0.65	0.86
CIGARETTES	0.23	0.22	0.12	0.23	0.44	0.38
Daily Cigarette Use4	0.51	0.65	0.41	0.37	1.00	1.37
SMOKELESS TOBACCO5	0.45	0.31	0.27	0.33	1.40	0.66
CIGARS	0.38	0.62	0.46	0.78	0.63	0.71
ALCOHOL	0.19	0.14	0.30	0.18	0.23	0.20

140325

Table 4.16P – P Values from Tests of Differences of Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 to 49, by Gender: 2013 Versus 2012

Substance	Total (2012)	Total (2013)	Male (2012)	Male (2013)	Female (2012)	Female (2013)
*Low precision; no estimate reported. NOTE: Past Year Initiates are defined as persons who used the substance(s) for the first time in the 12 months prior to date of interview. 1 Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. Illicit Drugs Other Than Marijuana include cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically. 2 Estimates in these designated rows do not include data from new methamphetamine initiation items added in 2007 or new methamphetamine use items added in 2005 and 2006. 3 Nonmedical use of prescription-type psychotherapeutics includes the nonmedical use of pain relievers, tranquilizers, stimulants, or sedatives and does not include over-the-counter drugs. 4 Daily Cigarette Use is defined as ever smoking every day for at least 30 days. 5 Smokeless Tobacco includes chewing tobacco or snuff. Source: SAMHSA, Center for Behavioral Health Statistics and Quality, National Survey on Drug Use and Health, 2012 and 2013.
ILLICIT DRUGS1,2	0.5755		0.2658		0.2845
Marijuana and Hashish	0.7507		0.5434		0.3335
Cocaine	0.4287		0.8959		0.2783
Crack	0.1816		0.2541		0.4699
Heroin	0.4070		0.8196		0.2541
Hallucinogens	0.0961		0.7586		0.0235
LSD	0.2411		0.3782		0.0023
PCP	0.5295		0.7691		0.7177
Ecstasy	0.7626		0.0413		0.0873
Inhalants	0.0227		0.0525		0.2342
Nonmedical Use of Psychotherapeutics2,3	0.5733		0.0502		0.7076
Pain Relievers	0.4683		0.1995		0.9498
OxyContin®	0.4251		0.6240		0.5037
Tranquilizers	0.1238		0.8235		0.0608
Stimulants2	0.6660		0.8587		0.7461
Sedatives	0.6445		0.7270		0.7755
ILLICIT DRUGS OTHER THAN MARIJUANA1,2	0.3742		0.1488		0.8443
CIGARETTES	0.9719		0.3008		0.6119
Daily Cigarette Use4	0.9220		0.7730		0.9930
SMOKELESS TOBACCO5	0.5084		0.9731		0.3635
CIGARS	0.1352		0.3942		0.1877
ALCOHOL	0.6584		0.7354		0.7669