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2021-2022 NSDUH: Guide to State Tables and Summary of Small Area Estimation Methodology

Published by Substance Abuse and Mental Health Services Administration | U.S. Department of Health & Human Services | Metadata Last Checked: September 07, 2025 | Last Modified: 2025-09-06
Use this guide to help interpret the 2021-2022 state-level estimates from the National Surveys on Drug Use and Health (NSDUH). It includes a summary of the small area estimation (SAE) methodology, as well as sample sizes, response rates, and population estimates for 35 measures of substance use and mental health.

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