Codes and Frequencies
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Description
For sample children under 7 years old who have an immunization record and who have at least four ActHIB vaccines on their record, IMRAHY4 reports the year of the person's fourth ActHIB vaccine.
Users should combine IMRAHY4 with IMRAHMO4, which reports the month of the person's fourth ActHIB vaccine, in order to get the complete date of the person's fourth ActHIB vaccine.
Users are strongly encouraged to visit the Universe tab for more information on changes in the universe across surveyed years.
Universe
- 1997: Sample children under 7 and all children 19-35 months old in quarters 1 and 2 and 12-35 months old in quarters 3 and 4, with available shot records, with 4 or more ACTHib shots on record.
- 1998-2002: Sample children under 7 and all children 12-35 months old with available shot records and 4 or more ACTHib shots on record.
- 2003: Sample children under 7 with available shot records and 4 or more ACTHib shots on record.
Availability
- 1997-2003
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Weights
- 1997-2003 : SUPP1WT