Figure 4From: Elevated platelet-derived growth factor-BB concentrations in premature neonates who develop chronic lung diseaseMaximal TA concentrations PDGF-BB normalized to secretory component (sc) comparing A) infants who were oxygen dependent at 36 weeks PCA vs those who were not and B) infants who died or were oxygen dependent at 36 weeks PCA vs survivors weaned from oxygen at 36 weeks PCA. Data represent mean ± SEM. *p < 0.05Back to article page