Group 1 (n = 6) | 24 | 645 | Grade 4 IVH | 9 |
| 27 | 1225 | Multiorgan failure, bilateral subdural haemorrhage | 5 |
| 25 | 785 | Sepsis | 306 |
| 23 | 535 | HMD, PIE, extreme prematurity | 4 |
| 26 | 735 | Respiratory failure secondary to pulmonary hypoplasia | 150 |
| 28 | 1150 | NEC and cerebral ischaemia | 36 |
Group 2 (n = 7) | 28 | 1190 | Gram negative septicaemia | 10 |
| 23 | 650 | Candida septicaemia with DIC | 18 |
| 25 | 835 | Cardiac tamponade secondary to TPN effusion | 55 |
| 23 | 665 | Pneumonia and CLD | 14 |
| 25 | 890 | Perforated NEC | 10 |
| 23 | 670 | Perforated NEC with peritonitis | 13 |
| 25 | 410 | Perforated NEC with multiorgan failure | 12 |
Group 3 (n = 11) | 23 | 640 | Grade 4 IVH | 27 |
| 23 | 490 | Overwhelming sepsis and cardiac failure | 17 |
| 23 | 570 | Systemic candidiasis | 23 |
| 23 | 700 | Pneumonia, extreme prematurity | 28 |
| 25 | 550 | PPHN and severe PIE | 12 |
| 23 | 505 | Pulmonary haemorrhage | 6 |
| 23 | 645 | NEC, prematurity | 5 |
| 25 | 620 | Perforated NEC with multiorgan failure | 33 |
| 24 | 740 | Perforated NEC | 37 |
| 27 | 410 | Perforated NEC with multiorgan failure | 41 |
| 27 | 1095 | HMD and pneumothoraces | 9 |