Table 4.
Combined AUC ROC curve data.
| Biomarkers | AUC | 95% CI | P | |
|---|---|---|---|---|
| HC vs. SS | LAF | 0.8767 | 0.7692 to 0.9842 | < 0.0001 |
| LAF-SIRI | 0.8889 | 0.7779 to 0.9999 | < 0.0001 | |
| LAF-SIRI-FRT | nd | nd | nd | |
| HC vs. PMF | LAF | 0.9444 | 0.8793 to 1.000 | < 0.0001 |
| LAF-SIRI | 1.000 | 1.000 | < 0.0001 | |
| LAF-SIRI-FRT | nd | nd | nd | |
| SS vs. PMF | LAF | 0.7263 | 0.5981 to 0.8546 | 0.0022 |
| LAF-SIRI | 0.7891 | 0.6765 to 0.9017 | < 0.0001 | |
| LAF-SIRI-FRT | 0.9143 | 0.8410 to 0.9876 | < 0.0001 |
LAF, combined LDH-ACE-fibrinogen; LAF-SIRI, LAF plus SIRI index; LAF-SIRI-FRT, LAF-SIRI plus FVC and DLCO; AUC, area under the ROC curve; 95% CI, 95% confidence interval; P, p value.