Patient characteristics
| Characteristic | All infants included in analysis (n=72) |
|---|---|
| Birth weight, g (median, range) | 849 (494–1161) |
| Gestational age (GA), weeks (median, range) | 25+4 (23+3 to 26+6) |
| Singleton | 56/72 (77%) |
| Prenatal steroids | 68/72 (94%) |
| Caesarean | 30/72 (42%) |
| Boys | 36/72 (50%) |
| Days on ventilator (median, range) | 8 (0–50) |
| Postnatal steroids (betamethasone) | 15/72 (21%) |
| BPD (O2 at GA of 36 weeks) | 28/72 (38%) |
| IVH grade III/PHI | 10/72 (14%) |
| NEC | 4/72 (5.6%) |
BPD, bronchopulmonary dysplasia; IVH, intraventricular haemorrhage; PHI, perinatal hypoxia-ischaemia; NEC, necrotising enterocolitis.