From: The effect of pre-pregnancy body mass index and gestational weight gain on pregnancy outcomes in urban care settings in Urmia-Iran
Pre-pregnancy BMI\Adverse outcome
Neonate Weight
Preterm
Cesarean
LBW
Mean
< 19.8
5 (16.7%)
3102.6
2(6.7%)
4(13.3%)
19.8–26
15(10.7%)
3256.4
8(5.7%)
38(27.1%)
26–29
4(7.7%)
3252.1
17(32.7%0
> 29
2(4.2%)
3469.7
18(37.5%)