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This report provides an assessment of the possible impact of implementing the Service Contract Act (SCA) on interviewer staffing and data quality in the 2012 National Survey onDrug Use and Health (NSDUH).
Updated Oct 29, 2026
HealthData.Gov
This National Survey on Drug Use and Health (NSDUH) methodological report presents findings from a reinterview study of respondents to assess the reliability of NSDUH data and identify questions of low reliability.
Updated Oct 29, 2026
HealthData.Gov
Substate estimates for these years are no longer available due to methodological concerns with combining 2020 data with data from 2018 and 2019. We apologize for any inconvenience or confusion this may cause.Because of…
Updated Oct 29, 2026
HealthData.Gov
Substate estimates for these years are no longer available due to methodological concerns with combining 2020 data with data from 2018 and 2019. We apologize for any inconvenience or confusion this may cause.Because of…
Updated Oct 29, 2026
HealthData.Gov
To meet the increasing needs of researchers at large, NSDUH public use files (PUFs) have been created using a statistical disclosure control technique called MASSC to protect confidentiality of the data. MASSC stands…
Updated Oct 29, 2026
HealthData.Gov
Substate estimates for these years are no longer available due to methodological concerns with combining 2020 data with data from 2018 and 2019. We apologize for any inconvenience or confusion this may cause.Because of…
Updated Oct 29, 2026
HealthData.Gov
This National Survey on Drug Use and Health (NSDUH) methodological report presents analyzes the relationships between several field interviewer characteristics and various survey outcomes, including response rates and…
Updated Oct 29, 2026
HealthData.Gov
State estimates for these years are no longer available due to methodological concerns with combining 2019 and 2020 data. We apologize for any inconvenience or confusion this may causeBecause of the COVID-19 pandemic,…
Updated Oct 29, 2026
