Table 1.
Perinatal and extracorporeal membrane oxygenation (ECMO) characteristics of all survivors (N = 174)
| Infants not participating (n = 25) | Infants in follow-up (n = 149) | |
| Male/Female1: number | 17/8 | 87/62 |
| Birth weight (g)2: mean (SD) | 3272 (560) | 3367 (604) |
| Gestational age (weeks)2: mean (SD) | 38.6 (2.3) | 39.5 (2.0) |
| Primary diagnoses1: | number | number |
| Meconium aspiration syndrome | 13 | 75 |
| Congenital diaphragmatic hernia | 4 | 32 |
| Sepsis | 4 | 16 |
| Persistent pulmonary hypertension | 2 | 25 |
| Pulmonary hypoplasia | 2 | 1 |
| Duration of the ECMO (hours)2: means (SD) | 155 (57) | 163 (64) |
| Neurological complications1: number | 20 (5 missing) | 120 (29 missing) |
| None | 14 | 71 |
| Haemorrhage | 3 | 9 |
| Cerebral infarction | 0 | 6 |
| Clinical epileptic insults | 3 | 6 |
| EEG epileptic insults | 0 | 28 |
No differences were seen in perinatal characteristics between infants not participating and infants in follow-up;
1 Chi-squared test: P > 0.05; 2 Student t-test P > 0.05
EEG = electroencephalography; SD = standard deviation.