Table 3 Diagnostic performance of the significant predictors in the training and validation cohorts
AUC | Accuracy | Sensitivity | Specitivity | |
|---|---|---|---|---|
Training cohort | ||||
Primary site | 0.652 (0.550, 0.754) | 64.4 (63.9, 64.8) | 69.2 (54.7, 83.7) | 61.3 (49.2, 73.4) |
Clinical T stage | 0.647 (0.573, 0.721) | 58.4 (57.9, 58.9) | 92.3 (83.9, 100) | 37.1 (25.1, 49.1) |
Radiomics signature | 0.916 (0.866, 0.967) | 80.2 (79.9,80.5) | 97.4 (92.5, 100) | 69.4 (57.9, 80.8) |
Validation cohort | ||||
Primary sites | 0.598 (0.446, 0.749) | 62.0 (61.1, 62.9) | 69.2 (51.5, 87.0) | 54.2 (34.2, 74.1) |
Clinical T stage | 0.692 (0.572, 0.812) | 70.0 (69.2,70.8) | 88.5 (76.2, 100) | 50.0 (30.0, 70.0) |
Radiomics signature | 0.865 (0.762, 0.969) | 82.0 (81.4, 82.6) | 84.6 (70.7, 98.5) | 79.2 (62.9, 95.4) |