Table 2 Maternal and obstetrical outcomes in 3677 fetuses stratified by head circumference
Parameter | Normal HC | Microcephaly | p-Value |
|---|---|---|---|
N | 3651 | 26 | |
Gestational diabetes mellitus | 503/3312 (15.2%) | 1/20 (5.0%) | 0.345 |
Preeclampsia, overall | 140/3269 (4.3%) | 1/21 (4.8%) | 0.603 |
With severe features | 15/3255 (0.5%) | 0 | 1.000 |
Oligohydramnios | 117/3258 (3.6%) | 3/20 (15.0%) | 0.035 |
Polyhydramnios | 105/3263 (3.2%) | 0/20 (0%) | 1.000 |
Induction of labor | 1552/3651 (42.5%) | 14/26 (53.9%) | 0.703 |
Mode of delivery | 0.372 | ||
Spontaneous vaginal | 2993 (82.0%) | 22 (81.5%) | |
Operative vaginal | 426 (11.7%) | 4 (14.8%) | |
Cesarean, intrapartum | 232 (6.3%) | 0 (0%) | |
Indication | |||
Non-reassuring fetal heart rate | 1214 (53.5%) | ||
Non progress of labor | 101 (43.5%) | ||
Other | 7 (3%) | ||
Gestational age at delivery, weeks | 39.0 ± 1.2 | 39.3 ± 1.3 | 0.205 |
Episiotomy | 878/3360 (26.1%) | 6/22 (27.3%) | 1.000 |
OASIS | 22/3257 (0.7%) | 0/20 (0%) | 1.000 |
Shoulder dystocia | 15/3256 (0.5%) | 1/20 (5.0%) | 0.094 |