Figure 4

Combined ROC curves for a multiple logistic regression analysis with several markers. (a) LAF (LDH-ACE-fibrinogen), (b) LAF-SIRI, (c) LAF-SIRI-FRT (LAF-SIRI-FVC-DLCO). Note that LAF-SIRI-FRT could only be tested between patient comparisons.

Combined ROC curves for a multiple logistic regression analysis with several markers. (a) LAF (LDH-ACE-fibrinogen), (b) LAF-SIRI, (c) LAF-SIRI-FRT (LAF-SIRI-FVC-DLCO). Note that LAF-SIRI-FRT could only be tested between patient comparisons.