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Area Under Curve (AUC) from ROC analysis of visual semi-Quantitative Lung fibrosis (QLF) Score on CAD QLF score.
| Threshold of semi-QLF Score in ROC analyses | AUC (95% CI) |
|---|---|
| Reader One ≥1 (n=709 zones) | 0.83 (0.80, 0.86) |
| Reader Two ≥1 (n=709 zones) | 0.80 (0.75, 0.85) |
| Reader One ≥1 and Reader Two ≥1 (n=594 zones) | 0.86 (0.83, 0.89) |
| Reader One ≥2 (n=709 zones) | 0.90 (0.84, 0.92) |
| Reader Two ≥2 (n=709 zones) | 0.91 (0.86, 0.96) |
| Reader One ≥2 and Reader Two ≥2 (n=576 zones) | 0.96 (0.94, 0.98) |
