Codes and Frequencies
Description
For sample children under 6 years old (in 1991-1993 and 1994-1996) or under 7 years old (in 1997-2003) with a shot record but not all of their shots are on the record, IMAPOL reports if the person has ever received an additional polio vaccine that is not on the record.
Users are strongly encouraged to visit the Universe tab for more information on changes in the universe across surveyed years.
Universe
- 1991-1993: Sample persons under age 6 with any information transcribed from a shot record whose record is not complete (or for whom it was unknown if the record was complete).
- 1994-1996: Sample persons under age 6 and all persons 19-25 months old, with any information transcribed from a shot record, whose record is not complete (or for whom it was unknown if the record is not complete).
- 1997: Sample children under age 7 and all children 19-35 old months in quarters 1 and 2 and 12-35 months old in quarters 3 and 4, with a shot record but whose shots are not all on record.
- 1998-2002: Sample children under age 7 and all children 12-35 months old, with a shot record but whose shots are not all on record.
- 2003: Sample children under age 7 with a shot record but whose shots are not all on record.
Availability
- 1991-2003
Weights
- 1991 : SAMPWEIGHT
- 1992-2003 : SUPP1WT