This brief discusses the collection and classification of survey data for populations defined by race, ethnicity and immigrant (REI) status. SHADAC’s companion brief #17, "Data availability for Race, Ethnicity, and Immigrant Groups in Federal Surveys," discusses availability of these data in public use files.

These briefs focus on surveys conducted by federal agencies that collect information on health insurance coverage and access to care on an annual or periodic basis for the general population of the United States. July 2009.