Codes and Frequencies
For all persons, HEARTVALVE reports whether the respondent has an artificial heart valve and, if so, how many.
HEARTVALVE is part of a series of variables initiated in 1988 dealing with the implementation of medical devices. For related variables, please use the IPUMS NHIS search function and drop-down menus.
- 1988: All persons.
- 1988 : PERWEIGHT