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2005 National Survey on Drug Use & Health:  Detailed Tables

60623

Table  4.1B 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: Numbers in Thousands and Percentages, 2004 and 2005
Demographic Characteristic NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
TOTAL 2,784   2,908   1.2   1.2   2.1   2.2   8.0   8.3  
AGE                
     12-25 2,305   2,329   4.0   4.0   7.0   6.9   14.2   14.4  
          12-17 1,487   1,501   5.9   5.9   7.8   7.6   28.1   29.8  
               12-13 278   321   3.3   3.9   3.8   4.4   36.0   41.5  
               14-15 599   603   6.9   6.9   9.0   8.6   32.7 37.1  
               16-17 610   577   7.5   6.9   12.0   10.6   22.6   21.8  
          18-25 818   828   2.5   2.5   5.9   5.9   7.5   7.5  
               18-20 604   585   4.8   4.5   9.9   9.3   12.5   11.9  
               21-25 214   243   1.1   1.2   2.7   3.1   3.5   3.9  
     26 or Older 479   579   0.3   0.3   0.5   0.6   2.6   3.1  
GENDER                
     Male 1,173   1,273   1.0   1.1   2.0   2.1   6.0   6.4  
     Female 1,611   1,635   1.3   1.3   2.2   2.2   10.6   10.8  
GENDER/AGE                
     Male 12-17 691   734   5.4   5.7   7.2   7.3   26.0   28.7  
     Female 12-17 796   767   6.5   6.2   8.4   7.8   30.1   30.9  
*Low precision; no estimate reported.
NOTE: Illicit Drugs include marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or prescription-type psychotherapeutics used nonmedically.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.2B 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: Numbers in Thousands and Percentages, 2004 and 2005
Demographic Characteristic NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
TOTAL 2,142   2,114   0.9   0.9   1.5   1.4   8.4   8.3  
AGE                
     12-25 1,965   1,862   3.4   3.2   5.2   4.9   15.6   14.9  
          12-17 1,252   1,139   5.0   4.5   5.8 5.2   34.2   33.7  
               12-13 138   115   1.6   1.4   1.7   1.4   59.8   54.6  
               14-15 511   482   5.9   5.5   6.7   6.1   42.8   45.9  
               16-17 603   542   7.4   6.4   10.3 8.8   27.0   25.5  
          18-25 714   723   2.2   2.2   4.5   4.5   8.0   7.9  
               18-20 575   539   4.6   4.2   8.3   7.5   14.2   13.1  
               21-25 138   184   0.7   0.9   1.5   2.1   2.8   3.7  
     26 or Older 176   252   0.1   0.1   0.2   0.2   1.4   2.0  
GENDER                
     Male 918   975   0.8   0.8   1.4   1.5   6.0   6.3  
     Female 1,224   1,139   1.0   0.9   1.5   1.4   12.0   11.5  
GENDER/AGE                
     Male 12-17 577   549   4.5   4.2   5.3   4.9   30.1   30.6  
     Female 12-17 675   590   5.5 4.8   6.3 5.4   38.8   37.2  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.3B 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: Numbers in Thousands and Percentages, 2004 and 2005
Demographic Characteristic NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
TOTAL 2,122   2,282   0.9   0.9   2.6   2.7   3.0   3.2  
AGE                
     12-25 2,059   2,151   3.6   3.7   6.9   6.9   10.3   10.9  
          12-17 1,294   1,303   5.1   5.1   6.8   6.6   27.9   29.7  
               12-13 230   227   2.7   2.8   3.0   3.0   46.6   46.7  
               14-15 477   520   5.5   6.0   7.2   7.5   30.4 37.6  
               16-17 587   556   7.2   6.6   12.0   10.5   22.7   22.1  
          18-25 765   848   2.4   2.6   7.1   7.4   5.0   5.5  
               18-20 607   659   4.8   5.1   11.8   11.9   10.5   11.3  
               21-25 158   189   0.8   1.0   2.8   3.2   1.7   2.0  
     26 or Older 63   131   0.0   0.1   0.1   0.3   0.1   0.3  
GENDER                
     Male 973   1,101   0.8   0.9   2.9   3.2   2.6   2.9  
     Female 1,150   1,181   0.9   0.9   2.4   2.4   3.6   3.6  
GENDER/AGE                
     Male 12-17 565   611   4.4   4.7   5.8   6.0   25.3   27.9  
     Female 12-17 729   693   5.9   5.6   7.8   7.1   30.2   31.5  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.4B 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: Numbers in Thousands and Percentages, 2004 and 2005
Demographic Characteristic NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
TOTAL 4,396   4,274   1.8   1.8   9.4   9.3   2.8   2.6  
AGE                
     12-25 4,228   4,170   7.4   7.2   18.2   17.5   12.6   12.4  
          12-17 2,743   2,749   10.9   10.8   15.8   15.4   32.1   32.5  
               12-13 472   434   5.6   5.3   6.4   5.9   49.9   48.0  
               14-15 1,222   1,188   14.1   13.7   20.0   19.0   40.4   40.3  
               16-17 1,049   1,127   12.8   13.4   27.5   27.0   23.0   24.5  
          18-25 1,484   1,421   4.6   4.4   25.0   23.4   5.9   5.6  
               18-20 1,004   998   8.0   7.7   29.4   27.7   11.1   10.8  
               21-25 481   423   2.4   2.2   19.1   17.1   3.0   2.6  
     26 or Older 169   105   0.1   0.1   0.7   0.5   0.1   0.1  
GENDER                
     Male 1,985   1,988   1.7   1.7   10.8   10.9   2.4   2.4  
     Female 2,411   2,286   1.9   1.8   8.5   8.3   3.2   2.9  
GENDER/AGE                
     Male 12-17 1,285   1,270   10.0   9.8   14.6   14.1   30.6   30.7  
     Female 12-17 1,458   1,479   11.8   11.9   17.1   16.8   33.7   34.3  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.5B 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: Numbers in Thousands and Percentages, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
ILLICIT DRUGS3 2,784   2,908   1.2   1.2   2.1   2.2   8.0   8.3  
     Marijuana and Hashish 2,142   2,114   0.9   0.9   1.5   1.4   8.4   8.3  
     Cocaine 998   872   0.4   0.4   0.5   0.4   17.6   15.8  
          Crack 215   230   0.1   0.1   0.1   0.1   16.5   16.6  
     Heroin 118   108   0.0   0.0   0.0   0.0   29.6   28.5  
     Hallucinogens 934   953   0.4   0.4   0.5   0.5   24.1   25.0  
          LSD 235   243   0.1   0.1   0.1   0.1   39.7   43.1  
          PCP 106   77   0.0   0.0   0.0   0.0   *   *  
          Ecstasy 607   615   0.3   0.3   0.3   0.3   31.7   31.4  
     Inhalants 857   877   0.4   0.4   0.4   0.4   38.0   40.1  
     Nonmedical Use of
        Psychotherapeutics4
2,836   2,526   1.2 1.0   1.5 1.3   19.4 16.6  
          Pain Relievers 2,422   2,193   1.0   0.9   1.1   1.0   21.5 18.6  
               OxyContin® 615   526   0.3   0.2   0.3   0.2   50.7   42.9  
          Tranquilizers 1,180   1,286   0.5   0.5   0.5   0.6   23.3   24.5  
          Stimulants 793   647   0.3   0.3   0.4   0.3   27.2   23.4  
               Methamphetamine 318 192   0.1 0.1   0.1 0.1   22.1 14.8  
          Sedatives 240   247   0.1   0.1   0.1   0.1   32.5   32.9  
ILLICIT DRUGS OTHER THAN MARIJUANA3 2,664   2,768   1.1   1.1   1.5   1.6   13.5   13.8  
CIGARETTES 2,122   2,282   0.9   0.9   2.6   2.7   3.0   3.2  
     Daily Cigarette Use5 1,101   965   0.5   0.4   0.7   0.6   --   --  
SMOKELESS TOBACCO 999   1,134   0.4   0.5   0.5   0.6   10.2   10.9  
CIGARS 3,058   3,349   1.3   1.4   2.0   2.1   11.8   12.4  
ALCOHOL 4,396   4,274   1.8   1.8   9.4   9.3   2.8   2.6  
*Low precision; no estimate reported.
-- Not available.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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.
3 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.
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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.6B 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: Numbers in Thousands and Percentages, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
ILLICIT DRUGS3 1,487   1,501   5.9   5.9   7.8   7.6   28.1   29.8  
     Marijuana and Hashish 1,252   1,139   5.0   4.5   5.8 5.2   34.2   33.7  
     Cocaine 274   286   1.1   1.1   1.1   1.1   66.7   67.5  
          Crack 42   32   0.2   0.1   0.2   0.1   *   *  
     Heroin 31   18   0.1   0.1   0.1   0.1   *   *  
     Hallucinogens 437   398   1.7   1.6   1.8   1.6   58.0   59.8  
          LSD 99   105   0.4   0.4   0.4   0.4   62.8   69.6  
          PCP 43   55   0.2   0.2   0.2   0.2   *   *  
          Ecstasy 225   183   0.9   0.7   0.9   0.7   72.7   71.4  
     Inhalants 603   605   2.4   2.4   2.6   2.6   51.6   52.9  
     Nonmedical Use of
        Psychotherapeutics4
980 850   3.9 3.4   4.3 3.7   44.1   40.4  
          Pain Relievers 908 782   3.6 3.1   3.9 3.3   48.7   44.9  
               OxyContin® 141   127   0.6   0.5   0.6   0.5   72.8   67.7  
          Tranquilizers 310   274   1.2   1.1   1.3   1.1   58.3   55.1  
          Stimulants 271   264   1.1   1.0   1.1   1.1   54.7   52.4  
               Methamphetamine 99   84   0.4   0.3   0.4   0.3   60.6   49.2  
          Sedatives 66   59   0.3   0.2   0.3   0.2   49.6   *  
ILLICIT DRUGS OTHER THAN MARIJUANA3 1,171   1,172   4.6   4.6   5.6   5.4   35.8   37.5  
CIGARETTES 1,294   1,303   5.1   5.1   6.8   6.6   27.9   29.7  
     Daily Cigarette Use5 417 334   1.7 1.3   1.7 1.4   --   --  
SMOKELESS TOBACCO 447 545   1.8 2.1   1.9 2.3   41.2 49.3  
CIGARS 1,246   1,270   4.9   5.0   5.5   5.5   48.5   51.1  
ALCOHOL 2,743   2,749   10.9   10.8   15.8   15.4   32.1   32.5  
*Low precision; no estimate reported.
-- Not available.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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.
3 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.
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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.7B 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: Numbers in Thousands and Percentages, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
ILLICIT DRUGS3 818   828   2.5   2.5   5.9   5.9   7.5   7.5  
     Marijuana and Hashish 714   723   2.2   2.2   4.5   4.5   8.0   7.9  
     Cocaine 592   498   1.8   1.5   2.1   1.8   27.7 22.2  
          Crack 120   142   0.4   0.4   0.4   0.5   45.8   43.5  
     Heroin 46   57   0.1   0.2   0.1   0.2   *   *  
     Hallucinogens 412   475   1.3   1.5   1.6   1.8   21.2   23.2  
          LSD 112   114   0.3   0.4   0.4   0.4   35.3   35.4  
          PCP 49   22   0.2   0.1   0.2   0.1   *   *  
          Ecstasy 303   322   0.9   1.0   1.1   1.1   30.4   32.2  
     Inhalants 225   240   0.7   0.7   0.8   0.8   33.4   35.1  
     Nonmedical Use of
        Psychotherapeutics4
945   847   2.9   2.6   4.0   3.6   19.9 17.3  
          Pain Relievers 830   803   2.6   2.5   3.3   3.2   21.6   19.9  
               OxyContin® 290 214   0.9 0.7   0.9 0.7   51.6 38.4  
          Tranquilizers 422   456   1.3   1.4   1.5   1.6   25.5   25.4  
          Stimulants 344   276   1.1   0.8   1.2   0.9   29.1   23.8  
               Methamphetamine 139 88   0.4 0.3   0.5 0.3   27.0 18.2  
          Sedatives 53   67   0.2   0.2   0.2   0.2   32.5   35.0  
ILLICIT DRUGS OTHER THAN MARIJUANA3 885   904   2.7   2.8   4.3   4.4   14.3   14.0  
CIGARETTES 765   848   2.4   2.6   7.1   7.4   5.0   5.5  
     Daily Cigarette Use5 566   493   1.8   1.5   2.6   2.3   --   --  
SMOKELESS TOBACCO 432   506   1.3   1.6   1.7   1.9   16.8   18.3  
CIGARS 1,199   1,332   3.7   4.1   6.2   6.7   15.5   17.0  
ALCOHOL 1,484   1,421   4.6   4.4   25.0   23.4   5.9   5.6  
*Low precision; no estimate reported.
-- Not available.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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.
3 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.
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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.8B 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: Numbers in Thousands and Percentages, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1 PERCENTAGE OF PAST YEAR INITIATES AMONG TOTAL POPULATION1 PERCENTAGE OF PAST YEAR INITIATES AMONG PERSONS AT RISK FOR INITIATION1,2 PERCENTAGE OF PAST YEAR INITIATES AMONG PAST YEAR USERS1
2004 2005 2004 2005 2004 2005 2004 2005
ILLICIT DRUGS3 479   579   0.3   0.3   0.5   0.6   2.6   3.1  
     Marijuana and Hashish 176   252   0.1   0.1   0.2   0.2   1.4   2.0  
     Cocaine 133   87   0.1   0.0   0.1   0.1   4.3   3.1  
          Crack 53   55   0.0   0.0   0.0   0.0   5.4   5.5  
     Heroin 40   33   0.0   0.0   0.0   0.0   *   *  
     Hallucinogens 85   80   0.0   0.0   0.1   0.1   7.2   7.3  
          LSD 24   24   0.0   0.0   0.0   0.0   *   *  
          PCP 14   *   0.0   *   0.0   *   *   *  
          Ecstasy 78   110   0.0   0.1   0.0   0.1   *   15.6  
     Inhalants 29   32   0.0   0.0   0.0   0.0   *   *  
     Nonmedical Use of
        Psychotherapeutics4
911   829   0.5   0.4   0.6   0.6   11.9   10.1  
          Pain Relievers 684   608   0.4   0.3   0.4   0.4   12.3   10.1  
               OxyContin® 183   185   0.1   0.1   0.1   0.1   *   *  
          Tranquilizers 448   557   0.2   0.3   0.3   0.3   15.6   18.8  
          Stimulants 178   108   0.1   0.1   0.1   0.1   14.3   9.7  
               Methamphetamine 80 21   0.0 0.0   0.0 0.0   10.5   3.2  
          Sedatives 121   121   0.1   0.1   0.1   0.1   *   *  
ILLICIT DRUGS OTHER THAN MARIJUANA3 608   691   0.3   0.4   0.5   0.5   6.0   6.6  
CIGARETTES 63   131   0.0   0.1   0.1   0.3   0.1   0.3  
     Daily Cigarette Use5 118   137   0.1   0.1   0.1   0.1   --   --  
SMOKELESS TOBACCO 121   83   0.1   0.0   0.1   0.1   2.0   1.3  
CIGARS 614   747   0.3   0.4   0.5   0.6   3.9   4.5  
ALCOHOL 169   105   0.1   0.1   0.7   0.5   0.1   0.1  
*Low precision; no estimate reported.
-- Not available.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
2 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.
3 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.
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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.9A Past Year Initiation of Substance Use among Persons Aged 12 or Older, by Gender: Numbers in Thousands, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS2 2,784   2,908   1,173   1,273   1,611   1,635  
     Marijuana and Hashish 2,142   2,114   918   975   1,224   1,139  
     Cocaine 998   872   590   471   408   401  
          Crack 215   230   102   104   112   126  
     Heroin 118   108   61   58   56   50  
     Hallucinogens 934   953   506   555   427   398  
          LSD 235   243   141   176   94   67  
          PCP 106   77   55   38   51   39  
          Ecstasy 607   615   336   345   271   270  
     Inhalants 857   877   434   439   422   437  
     Nonmedical Use of Psychotherapeutics3 2,836   2,526   1,189   1,020   1,648   1,506  
          Pain Relievers 2,422   2,193   1,093   926   1,329   1,267  
               OxyContin® 615   526   339   303   276   223  
          Tranquilizers 1,180   1,286   452   559   729   727  
          Stimulants 793   647   341   265   452   382  
               Methamphetamine 318 192   142   97   176 95  
          Sedatives 240   247   79   84   160   163  
ILLICIT DRUGS OTHER THAN MARIJUANA2 2,664   2,768   1,224   1,180   1,439   1,588  
CIGARETTES 2,122   2,282   973   1,101   1,150   1,181  
     Daily Cigarette Use4 1,101   965   594   508   507   457  
SMOKELESS TOBACCO 999   1,134   727   846   272   288  
CIGARS 3,058   3,349   1,589   1,724   1,469   1,625  
ALCOHOL 4,396   4,274   1,985   1,988   2,411   2,286  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
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 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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.10A Past Year Initiation of Substance Use among Persons Aged 12 or Older Who Initiated Use Prior to the Age of 18, by Gender: Numbers in Thousands, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS2 1,617   1,631   763   802   854   828  
     Marijuana and Hashish 1,367   1,249   642   609   725   640  
     Cocaine 341   328   179   155   162   174  
          Crack 67   46   31   20   35   26  
     Heroin 35   24   20   6   16   17  
     Hallucinogens 483   456   239   235   244   221  
          LSD 119   121   69   81   50   40  
          PCP 48   58   22   28   27   30  
          Ecstasy 257   209   111   100   146   109  
     Inhalants 643   633   323   286   319   348  
     Nonmedical Use of Psychotherapeutics3 1,097 932   476   426   622 507  
          Pain Relievers 1,018 861   446   395   572 466  
               OxyContin® 165   149   83   83   82   66  
          Tranquilizers 348   316   137   149   212   167  
          Stimulants 301   296   120   112   182   185  
               Methamphetamine 112   99   42   41   70   57  
          Sedatives 74   64   30   25   44   39  
ILLICIT DRUGS OTHER THAN MARIJUANA2 1,293   1,275   608   595   685   681  
CIGARETTES 1,438   1,448   645   687   793   761  
     Daily Cigarette Use4 545 416   257   227   287 189  
SMOKELESS TOBACCO 495 611   378 462   117   149  
CIGARS 1,409   1,456   782   862   627   595  
ALCOHOL 3,002   2,970   1,411   1,388   1,590   1,582  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
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 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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.11A Past Year Initiation of Substance Use among Persons Aged 12 or Older Who Initiated Use Prior to the Age of 21, by Gender: Numbers in Thousands, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS2 2,128   2,127   955   1,036   1,173   1,091  
     Marijuana and Hashish 1,858   1,709   845   836   1,012 873  
     Cocaine 681   584   396 297   285   287  
          Crack 122   115   66   68   55   47  
     Heroin 56   53   33   22   23   31  
     Hallucinogens 731   743   398   429   334   314  
          LSD 185   194   109   135   75   59  
          PCP 75   71   44   38   31   33  
          Ecstasy 428   415   219   227   209   188  
     Inhalants 779   783   401   392   378   391  
     Nonmedical Use of Psychotherapeutics3 1,621 1,380   703   624   917 757  
          Pain Relievers 1,457 1,272   661   574   797   698  
               OxyContin® 306   251   163   138   143   113  
          Tranquilizers 545   548   229   265   316   284  
          Stimulants 526   451   206   187   320   265  
               Methamphetamine 175   144   71   67   104   76  
          Sedatives 97   97   42   39   55   59  
ILLICIT DRUGS OTHER THAN MARIJUANA2 1,778   1,796   849   853   929   943  
CIGARETTES 1,928   1,998   897   965   1,030   1,033  
     Daily Cigarette Use4 887 736   471   401   417 335  
SMOKELESS TOBACCO 767 919   585 699   182   219  
CIGARS 2,179   2,281   1,234   1,295   945   986  
ALCOHOL 3,818   3,798   1,790   1,798   2,028   1,999  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
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 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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.12A Past Year Initiation of Substance Use among Persons Aged 12 to 49, by Gender: Numbers in Thousands, 2004 and 2005
Substance NUMBER OF PAST YEAR INITIATES (1,000s)1
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS2 2,638   2,709   1,158   1,231   1,480   1,478  
     Marijuana and Hashish 2,092   1,984   918   932   1,174   1,052  
     Cocaine 998   859   590 458   408   401  
          Crack 215   230   102   104   112   126  
     Heroin 118   108   61   58   56   50  
     Hallucinogens 934   953   506   555   427   398  
          LSD 235   243   141   176   94   67  
          PCP 106   77   55   38   51   39  
          Ecstasy 607   613   336   343   271   270  
     Inhalants 857   877   434   439   422   437  
     Nonmedical Use of Psychotherapeutics3 2,612 2,332   1,121   995   1,492   1,337  
          Pain Relievers 2,244   2,033   1,028   894   1,217   1,139  
               OxyContin® 583   478   308   254   276   223  
          Tranquilizers 1,151   1,234   452   545   699   689  
          Stimulants 729   647   292   265   436   382  
               Methamphetamine 302 192   142   97   160 95  
          Sedatives 196   179   79   71   116   108  
ILLICIT DRUGS OTHER THAN MARIJUANA2 2,531   2,617   1,205   1,180   1,326   1,437  
CIGARETTES 2,122   2,282   973   1,101   1,150   1,181  
     Daily Cigarette Use4 1,101   965   594   508   507   457  
SMOKELESS TOBACCO 977 1,130   710 842   267   288  
CIGARS 2,965   3,254   1,545   1,719   1,419   1,535  
ALCOHOL 4,296   4,229   1,960   1,972   2,336   2,257  
*Low precision; no estimate reported.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
1 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.
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 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.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.13B Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 or Older, by Gender: 2004 and 2005
Substance MEAN AGE
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS1 20.1   22.0   18.5   19.2   21.2   24.1  
     Marijuana and Hashish 18.0   20.6   16.7   19.0   19.0   22.0  
     Cocaine 20.0   20.2   20.0   20.8   20.2   19.4  
          Crack 21.9   23.4   20.5   22.0   23.1   24.5  
     Heroin 24.4   22.2   22.7   22.6   26.4   21.7  
     Hallucinogens 18.7   18.7   18.7   19.2   18.7   18.0  
          LSD 18.4   18.3   18.2   18.9   18.6   16.8  
          PCP 18.9 16.5   17.7   16.6   20.3   16.4  
          Ecstasy 19.5   20.8   20.5   21.3   18.3   20.2  
     Inhalants 16.0   16.1   15.7   16.4   16.3   15.8  
     Nonmedical Use of Psychotherapeutics2 24.7   24.8   24.1   22.6   25.1   26.3  
          Pain Relievers 23.3   23.6   22.9   21.9   23.8   24.9  
               OxyContin® 24.5   26.3   25.2   27.4   23.6   24.8  
          Tranquilizers 25.2   26.7   23.1   25.8   26.5   27.4  
          Stimulants 24.1   20.1   27.2   20.2   21.7   20.1  
               Methamphetamine 22.1 18.6   20.8   19.1   23.1   18.1  
          Sedatives 29.3   35.0   21.6   28.4   33.1   38.4  
ILLICIT DRUGS OTHER THAN MARIJUANA1 21.7   22.5   20.5   19.9   22.7   24.3  
CIGARETTES 16.7   17.3   16.6   17.2   16.8   17.3  
     Daily Cigarette Use3 18.8   19.7   19.0   19.2   18.6   20.2  
SMOKELESS TOBACCO 19.7   18.5   19.1   18.3   21.3   18.9  
CIGARS 21.3   22.2   20.1   19.8   22.7   24.8  
ALCOHOL 17.5   16.8   16.6   16.7   18.3   16.9  
*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.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
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 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.
3 Daily Cigarette Use is defined as ever smoking every day for at least 30 days.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.14B 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: 2004 and 2005
Substance MEAN AGE
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS1 14.7   14.6   14.8   14.7   14.7   14.6  
     Marijuana and Hashish 15.0   15.1   15.0   15.1   15.0   15.1  
     Cocaine 15.8   15.9   15.8   16.2   15.9   15.7  
          Crack 16.0   16.4   16.3   16.5   15.7   16.3  
     Heroin 15.8   15.0   15.7   *   15.9   15.1  
     Hallucinogens 15.3   15.5   15.4   15.7   15.1   15.2  
          LSD 15.3   15.3   15.5   15.6   15.1   14.7  
          PCP 15.0   15.3   14.7   15.8   15.2   14.9  
          Ecstasy 15.6   15.6   15.9   15.7   15.3   15.5  
     Inhalants 14.3   14.0   14.3   14.1   14.2   14.0  
     Nonmedical Use of Psychotherapeutics2 15.1   15.1   15.4   15.4   14.9   14.9  
          Pain Relievers 15.1   15.1   15.4   15.4   14.9   14.9  
               OxyContin® 15.7   15.7   16.0   15.7   15.4   15.7  
          Tranquilizers 15.5   15.5   15.5   15.8   15.4   15.3  
          Stimulants 15.1   15.3   15.2   15.5   15.0   15.2  
               Methamphetamine 15.2   15.3   15.4   15.5   15.0   15.1  
          Sedatives 14.3   14.8   14.5   15.1   14.1   14.6  
ILLICIT DRUGS OTHER THAN MARIJUANA1 14.8   14.7   14.9   14.9   14.7   14.5  
CIGARETTES 14.9   14.9   15.1   14.9   14.7   14.8  
     Daily Cigarette Use3 15.5   15.6   15.7   15.8   15.3   15.3  
SMOKELESS TOBACCO 15.2   15.1   15.2   15.1   15.1   15.1  
CIGARS 15.2   15.3   15.2   15.3   15.4   15.4  
ALCOHOL 14.7   14.8   14.8   14.9   14.7   14.7  
*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.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
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 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.
3 Daily Cigarette Use is defined as ever smoking every day for at least 30 days.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.15B 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: 2004 and 2005
Substance MEAN AGE
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS1 15.7   15.6   15.5   15.6   15.8   15.6  
     Marijuana and Hashish 16.0   16.0   15.9   16.0   16.1   16.0  
     Cocaine 17.3   17.2   17.5   17.4   17.1   17.0  
          Crack 17.2 17.9   17.6   18.1   16.8   17.5  
     Heroin 17.1   17.1   17.1   17.4   17.1   16.9  
     Hallucinogens 16.4   16.7   16.7   17.0   16.1   16.3  
          LSD 16.5   16.6   16.6   16.8   16.3   16.0  
          PCP 16.3   15.9   16.8   16.5   15.7   15.3  
          Ecstasy 16.8 17.2   17.3   17.4   16.3 16.9  
     Inhalants 15.1   15.0   15.1   15.4   15.0   14.5  
     Nonmedical Use of Psychotherapeutics2 16.3   16.3   16.4   16.5   16.2   16.2  
          Pain Relievers 16.2   16.3   16.5   16.5   16.0   16.2  
               OxyContin® 17.3   17.1   17.4   17.1   17.0   17.0  
          Tranquilizers 16.7   16.9   16.8   17.1   16.6   16.8  
          Stimulants 16.7   16.5   16.8   16.9   16.7   16.3  
               Methamphetamine 16.4   16.4   16.8   16.6   16.2   16.1  
          Sedatives 15.4   16.0   15.8   16.2   15.1   16.0  
ILLICIT DRUGS OTHER THAN MARIJUANA1 15.9   15.9   15.9   16.1   15.8   15.7  
CIGARETTES 15.8   15.9   16.0   15.9   15.6   15.9  
     Daily Cigarette Use3 16.8   16.9   17.0   17.0   16.5   16.8  
SMOKELESS TOBACCO 16.5   16.3   16.5   16.3   16.5   16.3  
CIGARS 16.4   16.5   16.4   16.4   16.5   16.7  
ALCOHOL 15.6   15.6   15.6   15.7   15.6   15.5  
*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.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
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 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.
3 Daily Cigarette Use is defined as ever smoking every day for at least 30 days.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

60623

Table  4.16B Mean Age at First Use among Past Year Initiates of Substance Use Aged 12 to 49, by Gender: 2004 and 2005
Substance MEAN AGE
Total Male Female
2004 2005 2004 2005 2004 2005
ILLICIT DRUGS1 18.1   18.7   17.9   17.7   18.3   19.5  
     Marijuana and Hashish 17.1   17.4   16.7   17.0   17.5   17.7  
     Cocaine 20.0   19.7   20.0   19.8   20.2   19.4  
          Crack 21.9   23.4   20.5   22.0   23.1   24.5  
     Heroin 24.4   22.2   22.7   22.6   26.4   21.7  
     Hallucinogens 18.7   18.7   18.7   19.2   18.7   18.0  
          LSD 18.4   18.3   18.2   18.9   18.6   16.8  
          PCP 18.9 16.5   17.7   16.6   20.3   16.4  
          Ecstasy 19.5   20.7   20.5   21.1   18.3   20.2  
     Inhalants 16.0   16.1   15.7   16.4   16.3   15.8  
     Nonmedical Use of Psychotherapeutics2 21.7   22.2   21.2   21.7   22.0   22.5  
          Pain Relievers 20.9   21.2   20.9   20.8   21.0   21.5  
               OxyContin® 22.9   23.2   22.3   21.9   23.6   24.8  
          Tranquilizers 24.4   25.7   23.1   25.1   25.2   26.1  
          Stimulants 20.0   20.1   19.0   20.2   20.7   20.1  
               Methamphetamine 20.6   18.6   20.8   19.1   20.4   18.1  
          Sedatives 23.5   22.9   21.6   21.9   24.9   23.5  
ILLICIT DRUGS OTHER THAN MARIJUANA1 19.9   20.5   19.8   19.9   19.9   21.0  
CIGARETTES 16.7   17.3   16.6   17.2   16.8   17.3  
     Daily Cigarette Use3 18.8   19.7   19.0   19.2   18.6   20.2  
SMOKELESS TOBACCO 18.8   18.3   18.1   18.2   20.7   18.9  
CIGARS 20.2   21.2   18.9   19.7   21.6   22.9  
ALCOHOL 16.4   16.4   16.1   16.4   16.7   16.4  
*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.
a Difference between estimate and 2005 estimate is statistically significant at the 0.05 level.
b Difference between estimate and 2005 estimate is statistically significant at the 0.01 level.
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 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.
3 Daily Cigarette Use is defined as ever smoking every day for at least 30 days.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2004 and 2005.

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This page was last updated on June 16, 2008.