Correlations between serum biomarkers and 6 month change in physiological parameters
| 6 month change in FVC % predicted | 6 month change in DLCO % predicted | |||
| rs | p-value | rs | p-value | |
| First time point | ||||
| Serum KL-6 | −0.25 | 0.07 | −0.13 | 0.36 |
| Serum SP-D | −0.09 | 0.51 | −0.07 | 0.63 |
| 6 month change | ||||
| Serum KL-6 | −0.38 | <0.01 | −0.33 | 0.01 |
| Serum SP-D | −0.37 | <0.01 | −0.14 | 0.32 |
FVC: forced vital capacity; DLCO: diffusing capacity of the lung for carbon monoxide; KL-6: Krebs von den Lungen-6; SP-D: surfactant protein-D.