Judged: two independent readers; copy check clear.
NHIS
NHIS NHIS refers to the National Health Interview Survey, an ongoing U.S.
NHIS refers to the National Health Interview Survey, an ongoing U.S. household interview survey that gathers nationwide information on health conditions, disability, and use of health care. The findings are used to produce national estimates on a range of health-related topics, and reported conditions are classified with the International Classification of Diseases.