Table 3.
Diagnostic performance of three models for benign (categories A and B) and malignant (categories C) masses.
| Model | Training set(n=108) | Test set(n=48) | ||||||
|---|---|---|---|---|---|---|---|---|
| AUC(95% CI) | Sensitivity | Specificity | Accuracy | AUC(95% CI) | Sensitivity | Specificity | Accuracy | |
| Clinical factor model | 0.852(0.782, 0.923) | 0.682 | 0.844 | 0.778 | 0.814(0.690, 0.938) | 0.450 | 0.857 | 0.688 |
| Radiomics signature | 0.975(0.954, 0.997) | 0.886 | 0.922 | 0.907 | 0.954(0.902, 1.000) | 0.900 | 0.857 | 0.875 |
| Radiomics nomogram | 0.988(0.974, 1.000) | 0.909 | 0.938 | 0.926 | 0.968(0.928, 1.000) | 0.900 | 0.893 | 0.886 |
CI, confidence interval