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Number dental visits for unknown service type, past 2 weeks

Codes and Frequencies

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For persons who had at least one dental visit in the past two weeks, DENTUNK reports the number of visits in the past two weeks to have an unknown type of procedure.

This variable is available 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.


Changes in the sampling universe may affect comparability over time. For example, in 1971, persons who reported no dental visits in the past two weeks were assigned a value of 0 on DENTUNK. In 1983, they are coded as not in universe.


  • 1971: All persons.
  • 1983: All persons with 1+ dental visits in the past 2 weeks.


  • 1971, 1983