Table 4 Performance comparison among the models-Delong test
DeLong. Test | clinical Cox model | radiomics Cox model | Clinical+radiomics Cox model | Clinical+radiomics RSF model |
|---|---|---|---|---|
clinical Cox model | / | 0.797 b | 0.971 b | < 0.001 b |
radiomics Cox model | 0.436 a | / | 0.539 b | < 0.001 b |
clinical+radiomics Cox model | 0.280 a | 0.551 a | / | < 0.001 b |
clinical+radiomics RSF model | < 0.001a | < 0.001 a | < 0.001 a | / |