Codes and Frequencies
For sample persons age 18 and over, SMKRISK20 reports if the respondent believes there is a health benefit to quitting smoking even if a person has smoked for more than 20 years.
For related variables, please use the IPUMS NHIS search function and drop-down menus.
- 1992: Half of sample persons age 18+ in quarters 1 and 2, and in 2 weeks of quarter 3 (excluded from CAEP supplement).
- 1992 : SAMPWEIGHT