Health Affairs October 3, 2024
The National Health Interview Survey (NHIS) is one of the longest-running household health surveys in the United States. For more than 65 years, the survey—which we conduct at the National Center for Health Statistics (NCHS)—has included disability measures, consistent with NCHS’s mandate to collect information on health and disability. The measures have changed over time as disability concepts and models have evolved, from questions on restricted-activity days, to limitations of major activities due to chronic conditions, to the degree of difficulty performing specific physical tasks and social activities. In 2009, the NHIS began using the six questions currently included on the American Community Survey (ACS-6). In 2010, the NHIS added another set of questions, the Washington Group Short Set on...
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