Click here to go to the Table of Contents

2004 State Estimates of Substance Use and Mental Health
(from the 2003-2004 National Surveys on Drug Use & Health)

bulletNational data      bulletState level data       bulletMetropolitan and other subState area data

Percentages & Significance of Change: 

Index to Changes in All Variables by State and Regions 

Table C20 Dependence on or Abuse of Any Illicit Drug or Alcohol in Past Year, by Age Group and State: 2002-2003 and 2003-2004 NSDUHs
State Total AGE GROUP (Years)
12–17 18–25 26 or Older
2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance
Total 9.22  9.22 ns 8.89  8.85 ns 21.37  21.15 ns 7.15  7.18 ns
Northeast 8.88  8.93 ns 8.91  8.8 ns 21.57  21.62 ns 6.86  6.91 ns
Midwest 9.92  9.95 ns 9.46  9.42 ns 23.37  23.38 ns 7.58  7.61 ns
South 8.77  8.59 ns 8.44  8.09 ns 20.21a 19.32 SIG 6.82  6.77 ns
West 9.52  9.73 ns 9.00  9.49 ns 21.01  21.38 ns 7.49  7.63 ns
                         
Alabama 7.40  7.41 ns 7.14  7.32 ns 16.46  17.07 ns 5.83  5.69 ns
Alaska 10.41  9.77 ns 9.45  9.28 ns 23.91  21.33 ns 8.31  7.69 ns
Arizona 11.04  10.92 ns 10.62  10.98 ns 23.42  22.43 ns 8.87  8.83 ns
Arkansas 9.10  8.29 ns 9.02  8.46 ns 21.53  20.51 ns 6.90  6.08 ns
California 9.00  9.3 ns 8.27b 9.22 ns 19.40  20.72 ns 7.21  7.23 ns
Colorado 10.81  10.99 ns 9.24  9.19 ns 25.03  24.61 ns 8.55  8.84 ns
Connecticut 8.80  9.56 ns 8.95  9.57 ns 22.74  24.79 ns 6.76  7.29 ns
Delaware 9.29  8.7 ns 8.74  7.56 ns 21.46  21.15 ns 7.26  6.69 ns
District of Columbia 11.87  11.38 ns 5.95  5.77 ns 21.16  19.85 ns 10.56  10.27 ns
Florida 8.80  8.66 ns 8.85  8.32 ns 21.29  20.49 ns 7.01  6.95 ns
Georgia 9.11  8.06 ns 7.82  7.01 ns 19.07  17.07 ns 7.49  6.56 ns
Hawaii 9.15  8.83 ns 9.95  10.03 ns 23.25  22.08 ns 6.79  6.66 ns
Idaho 9.75  9.04 ns 10.91  9.91 ns 21.24b 18.53 ns 7.19  6.95 ns
Illinois 10.11  10.29 ns 9.05  8.61 ns 23.32b 24.79 ns 7.92  7.93 ns
Indiana 9.32  9.04 ns 8.81  8.18 ns 23.20  22.27 ns 6.84  6.73 ns
Iowa 9.47  10.49 ns 9.51  9.29 ns 22.21a 25.61 SIG 7.04  7.79 ns
Kansas 8.33  9.26 ns 7.33a 9.39 SIG 20.75  23.06 ns 6.07  6.54 ns
Kentucky 8.04  8.43 ns 8.27  8.05 ns 18.86  18.14 ns 6.13  6.8 ns
Louisiana 9.70  9.97 ns 8.67  8.65 ns 20.91  19.91 ns 7.60  8.16 ns
Maine 8.81  9.48 ns 9.07  10.26 ns 21.37  22.02 ns 6.89  7.45 ns
Maryland 9.19  8.84 ns 8.20  7.68 ns 20.17  20.44 ns 7.59  7.11 ns
Massachusetts 10.71  10.26 ns 10.82  9.86 ns 24.13  24.49 ns 8.55  8.02 ns
Michigan 10.05  9.38 ns 9.80  9.47 ns 21.81  21.29 ns 8.04  7.27 ns
Minnesota 10.57  10.29 ns 10.60  9.57 ns 24.61  24.27 ns 8.02  7.84 ns
Mississippi 7.91  7.75 ns 6.29  6.59 ns 17.46  16.95 ns 6.22  6.08 ns
Missouri 9.58  10.58 ns 9.19  10.48 ns 23.72  24.04 ns 7.14  8.18 ns
Montana 12.02  10.9 ns 15.02  13.6 ns 26.55  25.12 ns 9.00  7.96 ns
Nebraska 11.07  10.17 ns 11.75  10.58 ns 26.52  24.34 ns 7.98  7.34 ns
Nevada 9.75  9.69 ns 10.26  9.45 ns 21.32  21.8 ns 7.87  7.79 ns
New Hampshire 10.90  9.79 ns 11.69b 9.8 ns 27.70  25.1 ns 8.18  7.36 ns
New Jersey 7.59  8.04 ns 8.08  8.8 ns 19.65  19.58 ns 5.80  6.24 ns
New Mexico 12.04  11.68 ns 11.74  12.17 ns 27.35  25.58 ns 9.24  8.97 ns
New York 8.88  8.52 ns 8.61  8.39 ns 20.33  19.9 ns 7.02  6.64 ns
North Carolina 8.31  7.79 ns 8.30  7.24 ns 20.21a 17.3 SIG 6.32  6.26 ns
North Dakota 11.60  11.67 ns 12.97  12.03 ns 27.99  28.94 ns 7.98  7.98 ns
Ohio 9.56b 8.86 ns 8.99  8.52 ns 22.42a 20.53 SIG 7.43  6.88 ns
Oklahoma 8.66  9.28 ns 8.96b 10.71 ns 21.08  21.28 ns 6.23  6.77 ns
Oregon 9.25  9.82 ns 9.35  9.77 ns 22.35  21.71 ns 7.02  7.79 ns
Pennsylvania 8.30  8.9 ns 8.45  8.22 ns 21.57  22.34 ns 6.14  6.78 ns
Rhode Island 11.97  11.39 ns 9.88  10.36 ns 29.42a 25.37 SIG 9.04  8.95 ns
South Carolina 9.26  9.58 ns 7.71  8.03 ns 22.59  21.06 ns 7.11  7.77 ns
South Dakota 11.70  10.84 ns 12.84  11.86 ns 28.81  26.16 ns 8.18  7.64 ns
Tennessee 7.94  7.81 ns 7.86  7.49 ns 19.07  16.69 ns 6.08  6.35 ns
Texas 8.98  8.92 ns 8.81  8.68 ns 20.09  19.5 ns 6.82  6.86 ns
Utah 7.99  8.18 ns 6.98  7.09 ns 15.73  15.58 ns 5.90  6.3 ns
Vermont 9.90  10.02 ns 11.47b 9.67 ns 24.33  24.92 ns 7.20  7.5 ns
Virginia 9.09  8.66 ns 9.40  7.98 ns 22.13  22.13 ns 6.93  6.54 ns
Washington 9.48  10.1 ns 9.30  9.03 ns 23.41  23.06 ns 7.12  8.01 ns
West Virginia 8.13  8.84 ns 9.30  9.27 ns 20.37  21.63 ns 6.02  6.73 ns
Wisconsin 10.65b 12.22 ns 10.09b 12.25 ns 26.38  26.74 ns 7.91b 9.59 ns
Wyoming 10.07  10.84 ns 9.77  10.84 ns 25.38  23.95 ns 7.21  8.33 ns
NOTE: SIG=Significant difference between 2003-2004 and 2002-2003 percentages; ns=not significant   at the 0.05 level
NOTE: Any Illicit Drug includes marijuana/hashish, cocaine (including crack), heroin, hallucinogens, inhalants, or any prescription-type psychotherapeutic used nonmedically.
NOTE: Dependence or abuse is based on definitions found in the 4th edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV).
NOTE: Estimates are based on a survey-weighted hierarchical Bayes estimation approach.
a Difference between the 2003-2004 estimate and the 2002-2003 estimate is statistically significant at the 0.05 level.
b Difference between the 2003-2004 estimate and the 2002-2003 estimate is statistically significant at the 0.10 level.
Source: SAMHSA, Office of Applied Studies, National Survey on Drug Use and Health, 2002, 2003, and 2004.

This page was last updated on December 30, 2008.