Mode of delivery and neonatal condition for live births.

weeks: weeks of gestation; composite "poor neonatal condition" criterion: 5-min Apgar ≤ 7 or pH a early intervention for delivery: multiple indications possible for induction or cesareansb premature rupture of the membranes, post-term, threatened preterm delivery, contraindication to vaginal delivery, indication for second twinc missing data for 5: 1 twin, 4 singletonsd missing data for 3 in each groupMode of delivery and neonatal condition for live births.