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Age when sixth polio vaccine was received: Time period (no shot record available)

Codes and Frequencies

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For sample persons under age 6 who ever received at least six polio vaccinations, IMNPOLAGTP6 reports the time unit (months or years) for the age when the sixth polio vaccine was received. IMNPOLAGTP6 should be used in conjunction with IMNPOLAGN6, which reports the corresponding number of unit stated by the respondent.

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There are no comparability issues.


  • 1991: Sample persons under age 6 with no available shot record who ever received an immunization and ever received at least two polio vaccinations.


  • 1991