Alert: Portions of this website require JavaScript to function properly. Please enable Javascript in your browser. Thank you.
NATIONAL HEALTH INTERVIEW SURVEY
Category availability view Case-count view
Can't find the category you are looking for? Try the Detailed codes
For persons who have at least four assistive devices, AD4FREQ reports how often the person uses his or her fourth device.
Please use the IPUMS NHIS drop down menu and search functions for related variables.
There are no comparability issues.
