Codes and Frequencies
Description
For sample persons under age 6 with an available shot record and at least one polio vaccine on record, IMRPOLAGE1 reports the months of age when the first polio vaccine was received on record.
Please use the IPUMS NHIS drop down menu and search functions for related variables.
Universe
- 1992-1993: Sample persons under age 6 with an available shot record and polio vaccination on record.
- 1994-1996: Sample persons under age 6 and all persons 19-35 months with an available shot record and polio vaccination on record.
Availability
- 1992-1996
Weights
- 1992-1996 : SUPP1WT