Prepregnancy BMI

PNSS Health Indicator	Definition	Number = Women Included in the Analysis	Definition of Prevalence % = Prevalence
Prepregnancy body mass index (BMI) a) Underweight b) Normal Weight c) Overweight d) Obese	1990 IOM report, “Nutrition During Pregnancy”: a) BMI <19.8 b) BMI 19.8 to 26.0 c) BMI >26.0 to 29.0 d) BMI >29.0	Women with valid height and prepregnancy weight data. All records, complete and prenatal or postpartum only.	a) Number of women with BMI<19.8 divided by the number of women with weight and height data. b) Number of women with BMI of 19.8-26 divided by the number of women with weight and height data. c) Number of women with BMI >26-29 divided by the number of women with weight and height data. d) Number of women with BMI>29 divided by the number of women with weight and height data.