Single Dose Group

Double Dose Group

Age (Yrs)

28.73 ± 2.77

28.61 ± 3.02

BMI (Kg/m2)

24.05 ± 3.44

25.47 ± 3.35

Parity

Nulliparous

104 (46.2%)

112 (49.8%)

Multipara

121 (53.8%)

113 (50.2)

Gestational age at enrollment (wks)

14+1 (13 - 14+6)

14+3 (13+2 - 15)

Hemoglobin concentration at enrollment (gm/dL)

12.16 ± 0.51

12.09 ± 0.54