Infants with CLD (n = 54) | Healthy preterm infants (n = 44) | p Value | |
Birthweight (g)1-150 | 1055 (510–2310) | 1420 (840–2150) | < 0.01 |
Gestation (weeks)1-150 | 28 (24–34) | 30 (26–34) | < 0.01 |
Sex (M:F) | 28:26 | 23:21 | 1.0 |
Multiple pregnancy (%) | 10 (19) | 20 (45) | < 0.01 |
Antenatal steroids (%) | 45 (83) | 31 (70) | 0.25 |
Caesarean section (%) | 32 (59) | 27 (61) | 1.0 |
Apgar score at 5 min1-150 | 8 (3–10) | 9 (8–10) | < 0.01 |
Air leak (%) | 11 (20) | ||
Symptomatic PDA (%) | 5 (9) | ||
Total duration of ventilation (days)1-150 | 16 (1–64) | ||
Duration of supplemental oxygen (weeks)1-150 | 39 (10–103) |
↵1-150 Values expressed as median (range).
CLD, chronic lung disease; PDA, patent ductus arteriosus.