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

National data      State level data       Metropolitan and other subState area data

Appendix A Equation - The log-odds ratio, lor sub s and a, is defined as the logarithm of the ratio of two quantities. The numerator of the ratio is Pi 2 sub s and a, divided by 1 minus Pi 2 sub s and a. The denominator of the ratio is Pi 1 sub s and a, divided by 1 minus Pi 1 sub s and a.

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SAMHSA, an agency in the Department of Health and Human Services, is the Federal Government's lead agency for improving the quality and availability of substance abuse prevention, addiction treatment, and mental health services in the United States.

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