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2002 National Survey on Drug Use and Health (NSDUH) data file updated

The 2002 NSDUH public-use data file has been updated to include 17 new variables related to respondent drug use, mental health treatment, and geography. more...

There were no changes to the total number of records or to the other variables. Please view Table 4 in the Change History section of the codebook for more information on the new variables.

The NSDUH is the primary source of national and state-level estimates on the prevalence, patterns, and consequences of alcohol, tobacco, and illegal drug use and abuse in the general U.S. civilian non institutionalized population. The NSDUH is conducted by the Substance Abuse and Mental Health Services Administration (SAMHSA).

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