Secondary outcomes are lethal pulmonary hypoplasia , non-lethal pulmonary hypoplasia , survival till discharge from NICU , neonatal mortality , chronic lung disease ( CLD ) , number of days ventilatory support , necrotizing enterocolitis ( NEC ) , periventricular leucomalacia ( PVL ) more than grade I , severe intraventricular hemorrhage ( IVH ) more than grade II , proven neonatal sepsis , gestational age at delivery , time to delivery , indication for delivery , successful amnioinfusion , placental abruption , cord prolapse , chorioamnionitis , fetal trauma due to puncture .