| AUC | 95% CI | Sensitivity | Specificity | Youden | P value |
---|---|---|---|---|---|---|
Radscore model | Â | Â | Â | Â | Â | Â |
 Unenhanced CT |  |  |  |  |  |  |
  Training dataset | 0.823 | 0.709–0.907 | 0.757 | 0.821 | 0.578 | 0.000 |
  Test dataset | 0.856 | 0.676–0.958 | 1 | 0.769 | 0.769 | 0.000 |
 Enhanced CT |  |  |  |  |  |  |
  Training dataset | 0.928 | 0.835–0.977 | 0.893 | 0.838 | 0.731 | 0.000 |
  Test dataset | 0.899 | 0.730–0.979 | 0.846 | 0.875 | 0.721 | 0.000 |
Combined model | Â | Â | Â | Â | Â | Â |
 Unenhanced CT |  |  |  |  |  |  |
  Training dataset | 0.933 | 0.843–0.980 | 0.893 | 0.838 | 0.731 | 0.000 |
  Test dataset | 0.928 | 0.768–0.991 | 0.923 | 0.875 | 0.798 | 0.000 |
 Enhanced CT |  |  |  |  |  |  |
  Training dataset | 0.941 | 0.853–0.984 | 0.821 | 0.946 | 0.767 | 0.000 |
  Test dataset | 0.938 | 0.781–0.993 | 0.923 | 0.875 | 0.798 | 0.000 |