For children alive at 2 years (corrected age) outcomes at discharge according to availability of developmental outcome data and allocated group
| Clamp ≥2 min+neonatal care with cord intact | Clamp ≤20 s +neonatal care after clamping | |||
| Neurodevelopmental data not available n=20 (%) | Neurodevelopmental data available n=107 (%) | Neurodevelopmental data not available n=32 (%) | Neurodevelopmental data available n=87 (%) | |
| Any IVH (grade 1–4) | 7 (35) | 30 (28) | 12 (38) | 30 (34) |
| Severe IVH (grade 3 or 4) | 2 (10) | – | 2 (6) | 3 (3) |
| Periventricular leucomalacia | 1 (5) | 5 (5) | 3 (9) | 3 (3) |
| Blood transfusion | 10 (50) | 46 (43) | 10 (31) | 45 (52) |
| Jaundice requiring treatment | 18 (90) | 98 (92) | 31 (97) | 80 (92) |
| Chronic lung disease | 9 (45) | 29 (27) | 8 (25) | 31 (36) |
| Ventilation | 16 (80) | 77 (72) | 23 (72) | 68 (78) |
| Necrotising enterocolitis | 1 (5) | 6 (6) | 1 (3) | 2 (2) |
| Sepsis* | 13 (65) | 55 (51) | 17 (53) | 54 (62) |
| Treatment for patent ductus arteriosis | 5 (25) | 15 (14) | 1 (3) | 16 (18) |
| Duration of hospital stay (nights) | ||||
| Median (25th, 75th centile) | 64 (48, 105.5) | 57 (38, 80) | 46 (36, 63.5) | 60 (40, 83) |
| Receiving mother’s breast milk at discharge† | 10 (50) | 61 (57) | 13 (41) | 54 (62) |
↵*Clinical sepsis defined as positive culture and ≥5 days antibiotics or negative culture and ≥5 days antibiotics.
↵†Receiving breast milk at discharge not known for two babies in the clamp cord ≥2 min group with main outcome data available and one baby in both groups with no main outcome data available.
IVH, intraventricular haemorrhage.