Codes and Frequencies
For female sample adults ages 18 and older who have ever used birth control pills, BCPILLGMO reports the total length of time the respondent has used birth control pills, grouped into the following month intervals: 1-11, 12-36, 37-59, and 60 or more.
BCPILLGMO was first introduced in 1987 as part of a supplement on cancer epidemiology. For related variables, please use the IPUMS NHIS search function or drop-down menus.
- 1987: Half of female sample persons age 18+ (excluded from CACT supplement) who ever used birth control pills.
- 1987 : SAMPWEIGHT