Chorio-amninitis | PROM | GA at birth (weeks) | Birth weight (g) | Apgar at 5 min | SGA/AGA | IVH I-II | PVL I-II | PDA ligation | No of infections <5 months | No of infections <10 months | |
CLD group | 8/43 | 17/43 | 26.1 (2.0) | 874 (183) | 7.3 (2.4) | 1/43 | 14/43 | 4/43 | 15/43 | 1.1 (1.1) | 1.6 (1.5) |
Control infants | 9/43 | 17/43 | 26.7 (1.3) | 940 (179) | 8.5 (1.6) | 7/43 | 6/43 | 4/43 | 10/43 | 1.0 (1.5) | 1.4 (1.9) |
Test for difference | ANOVA | ANOVA | ANOVA | χ2 | χ2 | χ2 | ANOVA | ANOVA | |||
Difference | 0 | 0 | p=0.12 | p=0.14 | p=0.01 | p=0.06 | p=0.07 | 0 | p=0.34 | p=0.81 | p=0.62 |
Where applicable, results are mean (SD).
CLD, chronic lung disease; PROM, premature rupture of the membranes; GA, gestational age; ANOVA, analysis of variance; SGA, small for gestational age; AGA, appropriate for gestational age; IVH, intraventricular haemorrhage; PVL, periventricular leucomalacia; PDA, patent ductus arteriosus.