Anemia

PNSS Health Indicator	Definition	Number = Women Included in the Analysis	Definition of Prevalence % = Prevalence
Anemia Low Hemoglobin (Hb) or Hematocrit (Hct) a) 1st Trimester b) 2nd Trimester c) 3rd Trimester d) Postpartum(PP)	1a)Hb<11.0 g/dL or Hct<33.0%* b)Hb<10.5 g/dL or Hct<32.0%* c)Hb<11.0 g/dL or Hct<33.0%* d)For PP women <15 years: Hb<11.8 g/dL or Hct<35.7%* For PP women 15-<18 years: Hb<12.0 g/dL or Hct<35.9%* For PP women ≥18 years: Hb<12.0 g/dL or Hct<35.7%* * See Contributor's Guide for smoking and altitude adjustments.	a-c) 1st–3rd trimester analyses include women with valid prenatal Hb or Hct data, prenatal visit date, and LMP or EDC date ((to establish weeks gestation at Hb/Hct measurement). Complete and prenatal only records; d) Postpartum analyses include women with valid PP Hb or Hct data, infant DOB, and PP visit date, Complete and PP only records of women at least 4 weeks PP.	a) Number of women with anemia divided by number of women with data on date on last menstrual period (LMP)* and Hb or Hct data at 0-13 weeks gestation (1st trimester). b) Number of women with anemia divided by number of women with data on date of LMP* and Hb or Hct data at 14-26 weeks gestation (2nd trimester). c) Number of women with anemia divided by number of women with data on date of LMP* and Hb or Hct data at 27-42 weeks gestation (3rd trimester). d) Number of women with anemia divided by number of women with Hb or Hct data at >4 weeks or 28 days postpartum. *or date of LMP calculated from EDC