tells us how many unknown values there are in the mother table (no unknown values possible for the infant table)

tells us how many unknown values there are in the mother table (no unknown values possible for the infant table)

Usage

getUnknown(mothertable)

Arguments

mothertable

is the mothertable

Value

returns a table with all the zero counts of required variables in the mothertable

Examples

# \donttest{
cdm <- mockPregnancy()
getUnknown(cdm$mothertable)
# }