Definition
FEDFORMWKD (M40F) reports how many days, out of the past seven days, the child drank infant formula. This variable is a characteristic of the child.
The related variable MAFEDFORMWKD (V470F) reports how many days the child's mother gave her youngest surviving child infant formula during the previous seven days.
The related variable FEDFORM24H (M37F) indicates whether the child drank infant formula in the previous 24 hours. FEDFORM24HX reports the number of times the child drank infant formula in the previous 24 hours.