Table II.

Neonatal characteristics

Characteristic	Time of indomethacin prophylaxis		P value
	<6 h (n = 730)	>6 h (n = 138)
GA, weeks, mean ± SEM	26.3 ± 1.9	26.7 ± 2.3	.03
Birth weight, g, mean ± SEM	861 ± 208	885 ± 225	.21
Male sex, n (%)	363 (50)	68 (49)	.92
White race, n (%)	623 (86)	120 (88)	.53
Outborn, n (%)	25 (3)	28 (20)	<.001
5-minute Apgar score <5, n (%)	102 (14)	21 (16)	.64
Resuscitation in labor and delivery room, n (%)
Intubation	527 (72)	105 (77)	.28
Chest compressions	38 (5)	12 (9)	.10
Epinephrine	11 (2)	4 (3)	.24
Respiratory support in the first 24 hours, n (%)	716 (98)	132 (96)	.08
Surfactant use, n (%)	590 (81)	117 (85)	.27
Pneumothorax, n (%)	39 (5)	14 (10)	.03
Neonatal seizure, n (%)	30 (4)	8 (6)	.37