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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 C3 Marijuana Use in Past Month, by Age Group and State: 2002-2003 and 2003-2004 NSDUHs

State Total AGE GROUP (Years)
1217 1825 26 or Older
2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance 2002-2003 2003-2004 Significance
Total 6.18  6.11 ns 8.03b 7.73 ns 17.17a 16.58 SIG 4.01  4.05 ns
Northeast 6.78  6.96 ns 8.84  8.48 ns 21.00  21.03 ns 4.26  4.5 ns
Midwest 6.14  6.01 ns 8.17b 7.74 ns 17.21a 16.25 SIG 3.88  3.92 ns
South 5.49  5.37 ns 7.40a 6.79 SIG 15.32b 14.66 ns 3.51  3.54 ns
West 6.81  6.67 ns 8.22  8.57 ns 17.05  16.46 ns 4.73  4.6 ns
                         
Alabama 4.32  4.71 ns 6.37  6.43 ns 12.47  13.79 ns 2.60  2.85 ns
Alaska 9.78  9.88 ns 11.08  12.02 ns 23.99  23.01 ns 7.14  7.03 ns
Arizona 5.68  5.9 ns 7.74  8.33 ns 15.18  14.93 ns 3.67  3.91 ns
Arkansas 5.63  5.8 ns 7.97  8.44 ns 16.48  16.07 ns 3.39  3.6 ns
California 6.50  6.71 ns 7.66b 8.52 ns 16.09  16.23 ns 4.57  4.7 ns
Colorado 8.49a 7.33 SIG 9.82  9.83 ns 21.67b 18.91 ns 6.01  4.95 ns
Connecticut 6.94  7.06 ns 9.22  8.66 ns 23.62  24.09 ns 4.22  4.31 ns
Delaware 6.89  6.26 ns 9.41a 7.47 SIG 22.06  20.97 ns 3.96  3.54 ns
District of Columbia 9.60a 7.41 SIG 7.43b 5.88 ns 24.14a 19.93 SIG 6.93a 5.15 SIG
Florida 6.58a 5.88 SIG 8.52a 7.29 SIG 17.68  16.52 ns 4.75b 4.13 ns
Georgia 4.93  5.47 ns 6.87  6.34 ns 13.01  13.17 ns 3.18  3.93 ns
Hawaii 6.95  6.52 ns 10.23  9.71 ns 17.00  16.62 ns 4.90  4.58 ns
Idaho 5.09  4.83 ns 7.92  7.29 ns 12.47  11.26 ns 3.10  3.13 ns
Illinois 5.60  5.74 ns 7.61a 6.34 SIG 17.43  16.64 ns 3.23  3.72 ns
Indiana 6.12  5.59 ns 7.37  7.61 ns 17.19b 14.7 ns 3.91  3.63 ns
Iowa 4.90  4.7 ns 7.10  6.38 ns 13.14  13.09 ns 3.04  2.9 ns
Kansas 4.91  5.02 ns 7.39  7.63 ns 13.92  13.6 ns 2.79  2.97 ns
Kentucky 5.62b 6.44 ns 8.16  8.75 ns 14.15  15.47 ns 3.82  4.58 ns
Louisiana 5.77  5.25 ns 6.92  6.45 ns 17.04b 14.91 ns 3.33  3.12 ns
Maine 7.95  8.27 ns 10.56  11.69 ns 23.22  24 ns 5.33  5.42 ns
Maryland 5.73  5.54 ns 7.87  7.42 ns 19.43  18.05 ns 3.27  3.24 ns
Massachusetts 7.80b 8.7 ns 10.53  10.28 ns 24.54  26.13 ns 4.79  5.7 ns
Michigan 7.20  7.23 ns 9.23  8.77 ns 18.49  18.99 ns 4.95  4.95 ns
Minnesota 6.37  6.1 ns 8.92  8.08 ns 17.49  16.17 ns 4.00  3.99 ns
Mississippi 4.64  4.23 ns 6.04  5.61 ns 12.99b 10.95 ns 2.74  2.67 ns
Missouri 6.76  6.38 ns 7.43  8.17 ns 18.55  16.47 ns 4.59  4.33 ns
Montana 9.17a 7.95 SIG 12.07a 10 SIG 20.66  20.16 ns 6.71b 5.45 ns
Nebraska 5.97  5.31 ns 9.13b 7.39 ns 15.61  14.39 ns 3.66  3.24 ns
Nevada 7.62a 6.16 SIG 9.58b 7.82 ns 18.29a 15.24 SIG 5.68b 4.49 ns
New Hampshire 10.23a 8.68 SIG 11.79  10.31 ns 27.31a 24.14 SIG 7.36a 6.01 SIG
New Jersey 5.05  5.01 ns 7.33  6.95 ns 17.89  17.61 ns 2.93  2.9 ns
New Mexico 7.37a 8.65 SIG 10.35  11.91 ns 18.98  21.1 ns 4.74  5.79 ns
New York 7.34  7.43 ns 8.76  8.46 ns 21.44  21.46 ns 4.82  4.97 ns
North Carolina 5.89  5.62 ns 8.44  7.39 ns 17.22  15.33 ns 3.66  3.75 ns
North Dakota 5.35  5.62 ns 7.58  7.49 ns 15.35  14.72 ns 2.94  3.45 ns
Ohio 6.49  6.11 ns 8.74  8.21 ns 18.22a 16.62 SIG 4.17  3.99 ns
Oklahoma 5.58  5.6 ns 8.13  7.76 ns 15.51  15.7 ns 3.31  3.36 ns
Oregon 8.88  8.03 ns 9.31  9.74 ns 22.17  21.07 ns 6.57  5.58 ns
Pennsylvania 5.64  6.02 ns 8.18  7.75 ns 17.66  17.74 ns 3.37  3.87 ns
Rhode Island 9.56  9.14 ns 10.86  10.97 ns 29.93a 25.42 SIG 5.70  5.92 ns
South Carolina 5.65  5.74 ns 7.25  6.73 ns 16.46  15.53 ns 3.52  3.88 ns
South Dakota 5.24  4.89 ns 9.57a 6.9 SIG 14.66  12.93 ns 2.74  2.99 ns
Tennessee 4.59  5.03 ns 6.37  6.14 ns 13.40  12.81 ns 2.88  3.58 ns
Texas 4.79  4.69 ns 6.38  5.97 ns 12.86  12.61 ns 2.95  2.92 ns
Utah 4.00  4.21 ns 5.30  4.74 ns 9.53  9.61 ns 2.15  2.59 ns
Vermont 9.77  8.99 ns 13.32b 11.11 ns 26.95  26.35 ns 6.34  5.73 ns
Virginia 5.96  5.39 ns 8.43b 6.76 ns 17.70  16.13 ns 3.73  3.44 ns
Washington 7.41a 6.36 SIG 9.11  7.98 ns 21.22a 17.28 SIG 4.82  4.25 ns
West Virginia 5.12  5.61 ns 8.62  7.77 ns 14.67  15.67 ns 3.17  3.74 ns
Wisconsin 5.40  5.75 ns 7.71  8.36 ns 15.98  15.89 ns 3.18  3.55 ns
Wyoming 5.45  5.7 ns 7.14  6.87 ns 15.59  16.37 ns 3.27  3.5 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.