Table 3.
Diagnostic performances of the radiomic model and clinical model.
| Performance | Radiomic model (ROI level) | Clinical model (patient level) | |
|---|---|---|---|
| Training cohort (n = 210) | Testing cohort (n = 90) | Total cohort (n = 150) | |
| AUC (95% CI) | 0.907 (0.869–0.940) | 0.906 (0.843–0.959) | 0.784 (0.719–0.839) |
| Sensitivity (%) | 75.7 | 76.7 | 84.0 |
| Specificity (%) | 91.4 | 88.3 | 64.0 |
| Accuracy (%) | 86.2 | 84.4 | 70.7 |
| Precision (%) | 81.5 | 76.7 | 53.8 |
| Positive predictive value (%) | 81.5 | 76.7 | 53.8 |
| Negative predictive value (%) | 88.3 | 88.3 | 88.9 |
AUC: area under the curve; ROI: region of interest.