Table 3

Baseline characteristics if gestational age ≤32 weeks

CharacteristicFlow driver (n=25)Bubble (n=28)
Boys, n %1456%1450%
Vaginal delivery, n %1144%932%
Resuscitated at birth, n %520%1450%
Full course of antenatal steroids, n %1144%932%
Birth weight, g (mean SD)14902601476346
Gestational age, weeks (median IQR)3130–323129–32
Apgar score 1 min (median IQR)76–775–7
Apgar score 5 min (median IQR)77–776–7