Two-sided testing showed no differences with p<0.05 between the groups | ||
*CRP at birth>10 mg/l or CRP at 24 h >10 mg/l or interleukin 8 at birth >70 pg/ml. | ||
CRP, C reactive protein; ESTRA-PRO, oestradiol and progesterone replacement. | ||
Birth weight (g) | 680 (410–990) | 660 (400–940) |
Gestational age (weeks) | 25.1 (23.6–27.9) | 24.7 (23.1–28.1) |
APGAR scores | ||
5 min | 7 (4–10) | 7 (0–10) |
10 min | 9 (5–10) | 8 (1–10) |
Female sex | 19 (48) | 18 (42) |
Multiple births | 17 (43) | 9 (21) |
Prolonged rupture of membranes | 11 (28) | 21 (49) |
Positive markers of bacterial infection after birth* | 26 (65) | 35 (81) |
Delivery by caesarean section | 27 (68) | 28 (65) |
Prenatal betamethasone (yes/no) | 36 (90) | 40 (93) |
Completed (two doses) | 30 (75) | 35 (81) |