Table 3.

Diagnostic performances of the eight separate models and the 8-VOI model.

Radiomic Model	AUC train	AUC test
VOI2 mm	0.861	0.762
VOI4 mm	0.841	0.826
VOI6 mm	0.88	0.778
VOI8 mm	0.846	0.801
VOI10 mm	0.821	0.828
VOI20 mm	0.851	0.834
VOItumor–lung	0.856	0.837
VOIcore	0.843	0.835
Eight-VOI model	0.907	0.897