Table 5 Results of the Delong test for all models in the training and test cohorts

Clinical

-

0.746

0.292

0.901

0.004^*

0.002^*

Pre-radiomic

0.454

-

0.343

0.839

0.046^*

0.004^*

Post-radiomic

0.159

0.494

-

0.295

0.065

0.002^*

Delta-radiomic

0.309

0.79

0.664

-

0.036^*

0.005^*

DLR

0.008^*

0.027^*

0.141

0.126

-

0.056

Integrated-model

< 0.001^*

< 0.001^*

< 0.001^*

< 0.001^*

< 0.001^*

-

Training cohort

Test cohort