Table 4 Pre-operative characteristics meeting criteria for inclusion in the multivariable regression analysis model, and their association with 28-day mortality.
Pre-operative Characteristic | Died n (%) | Alive n (%) | OR (95% CI) | Adjusted OR (95% CI)* | |
|---|---|---|---|---|---|
Gestational age (per completed week) | 0.98 (0.90–1.1) | 0.94 (0.86–1.03) | |||
Abdominal wall erythema or discolouration at presentation | Yes | 20 (47%) | 52 (27%) | 2.34 (1.11–4.86) | 2.51 (1.23–5.1) |
No | 23 (53%) | 140 (73%) | |||
Non-cardiac congenital anomaly | Yes | 10 (24%) | 16 (8%) | 3.44 (1.27–8.87) | 5.17 (1.9–14.1) |
No | 32 (76%) | 176 (92%) | |||
PDA ligation performed | Yes | 1 (2%) | 17 (9%) | 0.25 (0.006–1.70) | 0.74 (0.02–1.36) |
No | 41 (98%) | 175 (91%) | |||