Infant characteristics at delivery
| Standard (n=29) n (%)* | Restrictive (n=29) n (%)* | |
| GA (weeks), mean (SD) | 25.3 (1.5) | 25.4 (1.3) |
| Birth weight (g), mean (SD) | 683 (146) | 745 (171) |
| Male | 21 (72) | 20 (69) |
| Infant of multiple gestation | 9 (31) | 12 (41) |
| GA<26 weeks | 19 (66) | 19 (66) |
| Apgar at 1 min, median (IQR)† | 4 (2–6) | 4 (3.0–5.8) |
| Apgar at 5 min, median (IQR)† | 7 (5.5–8.0) | 7 (5.3–8.0) |
| Base excess on NICU admission blood gas, median (IQR) | −5.0 (−8.0 to −1.6) | −4.9 (−8.6 to −2.5) |
| Temperature on NICU admission (°C), median (IQR)‡ | 36.3 (36.0–37.0) | 36.4 (35.8–37.0) |
| Age at enrolment (hours), median (IQR) | 5.28 (3.54–12.10) | 6.12 (3.93–14.34) |
*Unless otherwise stated.
†n=28 in the restrictive group.
‡n=28 in the standard group.
GA, gestational age; NICU, neonatal intensive care unit.