Table 5

Independent predictors of chronic lung disease (c) by multivariate logistic regression analysis

Factor Odds Ratio Confidence Interval Significance
All infants
 Gestational age0.475-150 0.30–0.750.001
 Multiple gestation3.11.2–8.10.02
Singletons only
 Gestational age0.465-150 0.26–0.800.006
U urealyticumisolated3.01.0–9.10.05
  • 5-150 The odds ratio is the factor by which CLD (c) decreases for each week of gestational age over 24 weeks.