Patient demographics and treatment characteristics
| Total (n=4876) | |
| Gestational age (weeks) | 40.3 (39.3, 41.0) |
| Birth weight (kg) | 3.59 (3.25, 3.91) |
| Gender | |
| Female | 2413 (49.5%) |
| Male | 2463 (50.5%) |
| Mode of delivery | |
| Spontaneous vaginal | 3648 (74.8%) |
| Vacuum | 605 (12.4%) |
| Forceps | 21 (0.4%) |
| Elective caesarean | 116 (2.4%) |
| Acute caesarean | 405 (8.3%) |
| Vaginal breech | 81 (1.7%) |
| Apgar | |
| 1 min | 9 (9, 10) |
| 5 min | 10 (10, 10) |
| 10 min | 10 (10, 10) |
| Umbilical arterial pH | |
| n=3766 | 7.24 (7.19, 7.29) |
| Delivery room PPV | 164 (3.4%) |
| Tracheal intubation | 3 (0.1%) |
| Chest compressions | 3 (0.1%) |
| Admission to the NICU | 467 (9.6%) |
| Therapeutic hypothermia treatment | 5 (0.1%) |
| Hypoxic ischaemic encephalopathy | 16 (0.3%) |
| Death before discharge | 1 (<1.0%) |
The table shows characteristics of the 4876 newborns. Gender, mode of delivery, PPV, intubation, chest compressions, admission to the NICU, therapeutic hypothermia, hypoxic ischaemic encephalopathy and death before discharge are given as n (%). Gestational age, birth weight, Apgar and umbilical arterial pH are given as median (quartiles).
NICU, neonatal intensive care unit; PPV, positive pressure ventilation.