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Table 5 Performance of clinical, radiomic models and radiomics-clinical nomogram

From: Predicting preoperative muscle invasion status for bladder cancer using computed tomography-based radiomics nomogram

 

AUC*(95%CI)

Sensitivity(95%CI)

Specificity(95%CI)

Accuracy(95%CI)

NPV**(95%CI)

PPV***(95%CI)

Train

      

    Radiomic

0.845 (0.781–0.908)

0.705 (0.585–0.808)

0.826 (0.739–0.913)

0.766 (0.686–0.834)

0.740 (0.642–0.838)

0.800 (0.698–0.901)

    Clinical model

0.811 (0.742–0.880)

0.926 (0.867–0.985)

0.579 (0.464–0.695)

0.752 (0.671–0.822)

0.888 (0.797–0.890)

0.685 (0.590–0.779)

    Radiomics-clinical nomogram

0.896 (0.846–0.947)

0.867 (0.794–0.941)

0.797 (0.696–0.884)

0.832 (0.759–0.890)

0.859 (0.774–0.944)

0.808 (0.717–0.898)

Test

      

    Radiomic

0.847 (0.739–0.954)

0.706 (0.588–0.809)

0.766 (0.6–0.9)

0.779 (0.653–0.877)

0.793 (0.645–0.940)

0.767 (0.615–0.918)

    Clinical model

0.808 (0.703–0.913)

0.862 (0.724–0.965)

0.567 (0.367–0.733)

0.712 (0.579–0.822)

0.809 (0.641–0.977)

0.657 (0.507–0.809)

    Radiomics-clinical nomogram

0.887 (0.803–0.971)

0.793 (0.655–0.931)

0.733 (0.566–0.867)

0.763 (0.634–0.864)

0.786 (0.634–0.938)

0.742 (0.587–0.895)

  1. *AUC area under the curve, **PPV positive predictive value, ***NPV negative predictive value