Codes and Frequencies
Description
For sample children, IMRPOL reports whether the child had Polio vaccine on record.
Please use the IPUMS NHIS drop down menu and search functions for related variables.
Universe
- 1978: Sample persons under 17 years of age
- 1991: Sample persons under 6 years of age.
- 1992-1993: Sample persons under age 6, with any information transcribed from a shot record.
- 1994-1996: Sample persons under age 6, and all children 19 to 35 months old, with any information transcribed from a shot record.
Availability
- 1978, 1991-1996
Weights
- 1991 : SAMPWEIGHT
- 1978, 1992-1996 : SUPP1WT