IPUMS NHIS

INTEGRATED HEALTH INTERVIEW SERIES
Harmonized data and documentation for the U.S. National Health Interview Survey (NHIS)

  • Annual data from the 1960s to the present
  • Easily linked to additional variables in NHIS public use data
  • Comprehensive on-line documentation
  • Absolutely free!

52 years of data • over 15,000 integrated variables

Harmonizing the leading source of information on the health of the US population