Factor | Median (range) | Number (%) of individuals |
*Weight | 1.52 (0.57–4.23) | |
*Postnatal age (days) | 19 (2–76) | |
Gestational age (weeks) | 29 (25–41) | |
*Postconceptual age (weeks) | 32 (26–45) | |
*Creatinine concentration (μmol/l) | 49 (18–172) | |
5 min APGAR score | 8 (2–9) | |
Male | 38 (64) | |
Confirmed infection | 50 (85) | |
Cardiac defect present | 12 (20) | |
Concurrent dopamine | 2 (3) | |
Ventilation | ||
air | 23 (39) | |
oxygen | 25 (42) | |
active ventilation | 11 (19) | |
*Nutrition | ||
nasogastric/orogastric | 72 (21) | |
naso/orogastric/intravenous | 97 (28) | |
intravenous | 178 (51) |
NB Data are based on each patient except * where data are summarised using all 347 concentration measurements.