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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 C2 Marijuana Use 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 SIG
nificance		 2002-2003 2003-2004 SIG
nificance		 2002-2003 2003-2004 SIG
nificance		 2002-2003 2003-2004 SIG
nificance
Total 10.78  10.6 ns 15.38a 14.74 SIG 29.13a 28.17 SIG 6.95  6.94 ns
Northeast 11.69  11.54 ns 16.39a 15.42 SIG 33.77  33.48 ns 7.58  7.51 ns
Midwest 10.80  10.79 ns 15.46  14.94 ns 29.83a 28.63 SIG 6.75  7 ns
South 9.62  9.53 ns 14.64a 13.76 SIG 25.90  25.26 ns 6.09  6.18 ns
West 11.84a 11.31 SIG 15.63  15.51 ns 29.86a 28.15 SIG 7.99  7.62 ns
                         
Alabama 8.35  9.01 ns 12.75  13.4 ns 23.79  25.21 ns 5.03  5.51 ns
Alaska 16.65  15.83 ns 18.87  18.44 ns 38.90  36.09 ns 12.46  11.56 ns
Arizona 10.48  10.52 ns 16.96  16.56 ns 27.54  26.17 ns 6.46  6.81 ns
Arkansas 10.22  10.16 ns 15.76  14.66 ns 28.89  29.65 ns 6.15  6.05 ns
California 11.33  11.07 ns 14.11  14.6 ns 28.29  27.82 ns 7.81  7.49 ns
Colorado 15.08a 13.32 SIG
 		 19.55  18.27 ns 36.57a 31.16 SIG
 		 10.73  9.51 ns
Connecticut 11.78  12.5 ns 17.58  18.53 ns 38.82  39.37 ns 7.09  7.7 ns
Delaware 11.65  10.78 ns 18.20a 15.1 SIG 33.24  31.65 ns 7.09  6.59 ns
District of Columbia 15.09  13.81 ns 14.83  13.28 ns 37.61a 30.87 SIG 10.68  10.59 ns
Florida 11.36a 10.57 SIG 16.13a 14.26 SIG 29.83  29.07 ns 8.13  7.39 ns
Georgia 9.61  9.76 ns 14.20  13.29 ns 23.85  22.97 ns 6.36  6.82 ns
Hawaii 11.56  10.8 ns 18.09  16.99 ns 30.20  29.39 ns 7.70  7.19 ns
Idaho 9.26  9.18 ns 14.63  14.21 ns 24.37  23.19 ns 5.27  5.5 ns
Illinois 9.99  10.47 ns 14.46  13.76 ns 29.61  28.04 ns 5.90a 6.88 SIG
Indiana 10.33  10.35 ns 13.95  13.55 ns 28.44  28.64 ns 6.48  6.52 ns
Iowa 9.32  9.35 ns 13.39  12.15 ns 25.88  27.06 ns 5.63  5.65 ns
Kansas 9.08  9.17 ns 13.24  13.84 ns 25.44  23.96 ns 5.29  5.6 ns
Kentucky 10.30  10.6 ns 16.32  16.08 ns 26.21  24.57 ns 6.78  7.48 ns
Louisiana 9.82  8.93 ns 13.02  12.36 ns 27.52a 23.58 SIG
 		 5.78  5.45 ns
Maine 12.34  12.45 ns 18.76  18.32 ns 37.34  36.86 ns 7.80  7.96 ns
Maryland 10.54  10.35 ns 14.75  15.06 ns 30.31  29.86 ns 6.84  6.52 ns
Massachusetts 15.45  14.19 ns 20.15b 17.99 ns 38.19  38.1 ns 11.24  9.87 ns
Michigan 12.61  12.61 ns 17.03  16.17 ns 32.38  32.08 ns 8.55  8.68 ns
Minnesota 11.40  11.16 ns 17.30  16.42 ns 30.34  28.71 ns 7.13  7.24 ns
Mississippi 7.98  7.83 ns 11.01  10.28 ns 22.06  20.18 ns 4.68  4.97 ns
Missouri 11.91  11.93 ns 16.15  16.74 ns 31.48  29.97 ns 7.87  8.04 ns
Montana 13.83  12.8 ns 21.07  19.84 ns 35.15  33.7 ns 9.00  8.05 ns
Nebraska 10.39  9.61 ns 16.42a 13.61 SIG 27.17b 24.22 ns 6.29  6.18 ns
Nevada 12.01a 10.56 SIG 19.67b 17.11 ns 29.02b 25.68 ns 8.31  7.27 ns
New Hampshire 16.30a 14.6 SIG 20.52  18.18 ns 44.61a 39.78 SIG 11.31  10.11 ns
New Jersey 8.64  8.73 ns 14.03  13.24 ns 29.40  28.96 ns 5.00  5.17 ns
New Mexico 12.30  13.25 ns 19.03  19.88 ns 33.80  33.51 ns 7.24  8.39 ns
New York 12.22  11.8 ns 15.98  14.95 ns 33.60  33.1 ns 8.20  7.86 ns
North Carolina 9.83  9.45 ns 16.97b 14.54 ns 26.70  25.53 ns 6.05  6.08 ns
North Dakota 9.81  10.12 ns 16.18  16.11 ns 28.80  28.93 ns 4.95  5.36 ns
Ohio 10.91a 10.12 SIG 15.33  14.33 ns 30.34a 27.81 SIG 6.96  6.47 ns
Oklahoma 9.50  9.84 ns 15.34  16.14 ns 25.47  25.86 ns 5.60  5.88 ns
Oregon 13.78  13.18 ns 17.38  18.19 ns 36.44  34.16 ns 9.47  8.94 ns
Pennsylvania 9.88b 10.54 ns 15.24  14.39 ns 29.95  30.76 ns 5.95b 6.71 ns
Rhode Island 15.22  14.85 ns 18.29  18.68 ns 45.71a 41.05 SIG 9.29  9.55 ns
South Carolina 9.67  9.97 ns 13.44  13.91 ns 27.75  25.71 ns 5.96  6.65 ns
South Dakota 9.83  9.51 ns 17.65  15.63 ns 28.35b 25.02 ns 5.02  5.52 ns
Tennessee 7.36a 8.42 SIG 12.15  12.77 ns 21.07  21.77 ns 4.44a 5.62 SIG
Texas 8.56  8.49 ns 13.91  13.33 ns 22.28  21.69 ns 5.01  5.11 ns
Utah 8.17  7.97 ns 11.08  10.48 ns 20.77  18.78 ns 3.93  4.45 ns
Vermont 15.93  14.9 ns 22.69a 19.8 SIG 44.56  43.33 ns 10.10  9.37 ns
Virginia 9.69  9.78 ns 15.47a 12.81 SIG 29.57  30.54 ns 5.68  5.96 ns
Washington 13.50a 11.62 SIG 17.64  15.73 ns 36.16a 29.54 SIG 9.05  7.97 ns
West Virginia 9.16  9.6 ns 16.92  15.23 ns 27.87  28.87 ns 5.24  5.85 ns
Wisconsin 10.01  10.76 ns 15.84  17.08 ns 30.00  29.26 ns 5.61  6.54 ns
Wyoming 10.45  10.59 ns 14.46  14.47 ns 28.79  28.87 ns 6.38  6.55 ns
NOTE: SIG=Significant difference between 2003-2004 and 2002-2003 percentages; ns=not significant   at the 0.05 level
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.