Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.
All variable information can be found in the study's codebook(s). For survey data, the codebook usually includes the variable question text.
Codebooks can be found in the data files tab under each data collection: https://www.samhsa.gov/data/data-we-collect.
