In what year did you receive the last anti-tetanus injection before your pregnancy with (name)?
Categories
Value
Category
1992
1994
1995
1998
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
9997
Inconsistent
9998
Don't know
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.