Table 2 Main complications in the two infant groups.
| Placebo (n = 24) | Theophylline (n = 23) | p Value | |
|---|---|---|---|
| Length of stay (days) | 62.3 (25.9) | 62.7 (29.9) | NS† |
| PDA | 5 | 6 | NS* |
| IVH | |||
| Grade 1 | 4 | 2 | NS* |
| Grade 2 | 1 | 0 | NS* |
| Grade 3 | 1 | 1 | NS* |
| PVL | 2 | 2 | NS* |
| ROP | 2 | 2 | NS* |
| BPD | 4 | 1 | NS* |
| NEC | 1 | 0 | NS* |
Values are mean (SD) or number of patients.
*χ2 analysis.
†Student's t test.
PDA, Patent ductus arteriosus; IVH, intraventricular haemorrhage; PVL, periventricular leucomalacia; ROP, retinopathy of prematurity; BPD, bronchopulmonary dysplasia; NEC, necrotising enterocolitis.