Delivery Outcomes.
Delivery Outcomes.
Unexposed (n=4735) | Exposed (n=4673) | P Value | |
---|---|---|---|
Mean GA at delivery (weeks) | 39.2±2.1 | 39.2±2.2 | 0.24 |
Normal vaginal delivery | 3518 (74.3) | 3507 (75.0) | 0.4 |
Vacuum extraction | 239 (5.0) | 190 (4.1) | 0.02 |
Cesarean section | 978 (20.7) | 976 (20.9) | 0.78 |
Spontaneous onset of delivery | 3404 (72.6) | 3275 (70.1) | 0.06 |
Induction of labor | 739 (15.8) | 786 (16.8) | 0.11 |