Clinical factors associated with death in bronchopulmonary dysplasia-PH patients [23, 24]
| Respiratory | Cardiovascular | Other |
| Postnatal steroids | Supra-systemic pulmonary arterial pressure | Necrotising enterocolitis |
| Continuous positive airway pressure dependency at 36 weeks CGA | PH severity | |
| Ventilator dependency at 36 weeks CGA | Presence of ASD |
PH: pulmonary hypertension; CGA: corrected gestational age; ASD: atrial septal defect.