(a) Copy dates for each vaccination from the card.
(b) Write ‘44’ in day column if card shows that vaccination was given but no date recorded.
- DPT/DT:1
Categories
Value
Category
2007
2008
2009
2010
2011
9999
Missing
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.