Drinking

PNSS Health Indicator	Definition	Number = Women Included in the Analysis	Definition of Prevalence % = Prevalence
Drinking a) 3 Months Prior to Pregnancy b) Last Three Months of Pregnancy	Women who drank alcohol during the: a) 3 months prior to pregnancy or b) during their last three months of pregnancy	a) Women with valid data on drinks/week-3 months prior. Complete and prenatal only records. b) Women with valid data on drinks/week-last 3 months. Complete and postpartum only records.	a) The number of women who drank alcohol during the three months before pregnancy divided by the number of women with data on alcohol use before pregnancy. b) The number of women who drank alcohol during the last three months of pregnancy divided by the number of women with data on alcohol use in the last three months of pregnancy.