Description
For sample persons under age 6 who ever received at least four polio vaccinations, IMNPOLAGN4 reports the number of units for the age when the fourth polio vaccine was received. IMNPOLAGN4 should be used in conjunction with IMNPOLAGTP4, which reports the corresponding time unit (months or years) stated by the respondent.
Please use the IPUMS NHIS drop down menu and search functions for related variables.
