Maternal characteristics
| Maternal characteristics | Standard (n=29) n (%)* | Restrictive (n=29) n (%)* |
| Antenatal steroids (any) | 28 (97) | 26 (90) |
| Antenatal steroids (complete) | 23 (82) | 22 (85) |
| Maternal hypertension | 8 (28) | 7 (24) |
| Magnesium sulfate† | 18 (75) | 19 (83) |
| Placental abruption | 2 (7) | 3 (10) |
| PPROM | 9 (31) | 9 (31) |
| Chorioamnionitis‡ | ||
| Clinical | 6 (21) | 6 (21) |
| Histological | 3 (11) | 1 (3) |
| No | 19 (68 | 22 (76) |
| Presentation‡ | ||
| Breech | 9 (32) | 10 (35) |
| Cephalic | 19 (68) | 19 (66) |
| Cord PH obtained | 17 (59) | 20 (69) |
| Venous: median (IQR)§ | 7.34 (7.29–7.37) | 7.32 (7.30–7.38) |
| Arterial: median (IQR)¶ | 7.29 (7.23–7.35) | 7.28 (7.21–7.34) |
| Mode of delivery | ||
| Vaginal | 11 (38) | 8 (28) |
| Caesarean section | 18 (62) | 21 (72) |
| Cord clamping** | ||
| Immediate | 17 (61) | 15 (56) |
| Delayed cord clamping | 11 (39) | 12 (44) |
*Unless otherwise stated.
†n=24 in the standard group and n=23 in the restrictive group.
‡n=28 in the standard group.
§n=14 in the standard group and n=13 in the placebo group.
¶n=14 in the standard group and n=9 in the restrictive group.
**n=28 in the standard group and n=27 in the restrictive group.
PPROM, preterm premature rupture of membranes.