Codes and Frequencies
INTERVWQTR indicates the calendar quarter during which the NHIS interview took place. Before 2019, the calendar month of the NHIS interview was reported in INTERVWMO.
With the 2019 redesign, there is no longer a sampling weight to produce household population estimates. See the user note on the calculation and use of sampling weights for additional information.
- 2019-2021: All households.
- No weights are available for this variable. Please refer to INTERVWQTR for more information.