Abstract 65 Table 1

Group 1: spontaneous closure (n=221)Group 2: treated (n=181)p value
Birth Weight (grams)* 750 (640–869) 775 (645–870) NS
Gestational Age (weeks)* 26 (25–27) 25 (24–27) NS
Maternal Chorioamnionitis, n (%) 19 (8.6%) 24 (13%) NS
Maternal Preeclampsia, n (%) 58 (26.2%) 52 (28.7%) NS
Antenatal Steroids, n (%) 134 (60.6%) 111 (61.3%) NS
Maternal Antibiotic use, n (%) 88 (40%) 76 (42%) NS
Neonatal Gentamicin use, (days)* 6 (4–8) 7 (5–9) 0.0145
Neonatal Gentamicin use>7 days 28% 41% 0.004
  • *median (25th–75th%)

  • n = number of patients, NS = non-significant