Has (name) ever received any vaccination drops in the mouth to protect (him/her) from polio?
Categories
Value
Category
1
YES
2
NO
8
DK
9
NO RESPONSE
Sysmiss
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.
Question post text
2 -> IM20
8 -> IM20
var_qstn_ivulnstr
Probe by indicating that the first drop is usually given at birth and later at the same time as injections to prevent other diseases.