Figure 3From: Serum KL-6 is a predictor of outcome in pulmonary alveolar proteinosisCorrelation between change in KL-6 serum levels and pulmonary diffusing capacity over time. The graph shows the correlation between initial KL-6 serum levels and change in (a) DLCO and (b) A-aDO2 over time. Shown are % values (=relative change from baseline).Back to article page