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    • NSDUH 2021 Person Level Sampling Weight Report

    Metadata Updated: September 6, 2025

    Learn about the techniques used to create weights for the 2021 National Survey on Drug Use and Health (NSDUH) at the person level. The report reviews the generalized exponential model (GEM) used in weighting, discusses potential predictor variables, and details the practical steps used to implement GEM. The report also details the weight calibrations, and presents the evaluation measures of the calibrations, as well as a sensitivity analysis.Chapters:Introduces the survey and the remainder of the report.Reviews the impact of multimode data collection on weighting.Briefly describes of the generalized exponential model.Describes the predictor variables for the model calibration.Defines extreme weights.Discusses control totals for poststratification adjustments.Discusses weight calibration at the dwelling unit level.Discusses weight calibration at the person level.Presents the evaluation measures of calibrated weights and a sensitivity analysis of selected prevalence estimates.Explains the break-off analysis weights.Explains the alternative analysis weights.Appendices include technical details about the model and the evaluations that were performed.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

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    Dates

    Metadata Created Date July 24, 2025
    Metadata Updated Date September 6, 2025

    Metadata Source

    Harvested from Healthdata.gov

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date July 24, 2025
    Metadata Updated Date September 6, 2025
    Publisher Substance Abuse and Mental Health Services Administration
    Maintainer
    Identifier https://healthdata.gov/api/views/ek29-fy3f
    Data First Published 2025-07-14
    Data Last Modified 2025-09-06
    Category SAMHSA
    Public Access Level public
    Bureau Code 009:30
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://healthdata.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id c683f173-d806-4193-ade0-e87a0cdea76b
    Harvest Source Id 651e43b2-321c-4e4c-b86a-835cfc342cb0
    Harvest Source Title Healthdata.gov
    Homepage URL https://healthdata.gov/d/ek29-fy3f
    Program Code 009:061
    Source Datajson Identifier True
    Source Hash 054797059abc86b66aa69fd4f16516bbd1d863c9d6c5bc6c3e62da0b5db533fb
    Source Schema Version 1.1

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