Codes and Frequencies
For sample adults ages 18 and older, SEALANTKNOW indicates whether they have ever heard of dental sealants.
This variable was first collected as part of the Dental Health Supplement in 1985. SEALANTWHY records the purpose of dental sealants for respondents who have heard of sealants. For related variables and more information about this supplement, please use the IPUMS NHIS search function and drop-down menus, or see DENTDECAY.
- 1985;1990: Sample persons age 18+.
- 1985, 1990
- 1985, 1990 : SAMPWEIGHT