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Table 1 Demographic characteristics by GA

From: Prospective observational study of early respiratory management in preterm neonates less than 35 weeks of gestation

  26–28 + 6 weeks (N = 378) 29–32 + 6 weeks (N = 835) 33–34 + 6 weeks (N = 880) Overall (N = 2093)
Gestational age, mean (SD) 27.4 (0.84) 31.0 (1.18) 33.9 (0.56) 31.6 (2.50)
Male, n (%) 203 (54%) 449 (54%) 499 (57%) 1151 (55%)
Cesarean delivery, n (%) 258 (68%) 574 (69%) 534 (61%) 1366 (65%)
SGA, n (%) 43 (11%) 96 (11%) 102 (12%) 241 (12%)
Antenatal Steroids, n (%) 339 (90%) 746 (89%) 614 (70%) 1699 (81%)
Maternal morbidity, n (%)
 Chorioamnionitis 42 (11%) 37 (4%) 24 (3%) 103 (5%)
 Preeclampsia/PIH 105 (28%) 273 (33%) 300 (34%) 678 (32%)
 PROM 70 (19%) 151 (18%) 107 (12%) 328 (16%)
  1. SGA Small for gestational age, PIH Pregnancy induced hypertension, PROM Premature rupture of membranes if diagnosed at least 48 h before birth