Codes and Frequencies
For persons who had at least one dental visit in the past two weeks, DENTSTRA reports the total number of visits for teeth straightening.
This variable was asked periodically since 1971 as part of the Dental Care supplement. For related variables or more information about this supplement, please use the IPUMS NHIS search function and drop-down menus or see DEN2WNO.
- 1971: All persons.
- 1983: All persons with 1+ dental visits in the past 2 weeks.
- 1971, 1983
- 1971, 1983 : PERWEIGHT