Table 3.

Predictive performance of the two models in the training and validation cohorts

	Radiomics model1		Radiomics nomogram model1
	Training cohort	Validation cohort	Training cohort	Validation cohort
AUC (95%CI)	0.848 (0.743–0.952)	0.795 (0.581–1.000)	0.902 (0.811–0.994)	0.877 (0.735–1.000)
Accuracy (%)	0.766	0.714	0.875	0.893
Sensitivity (%)	0.625	1.000	0.857	0.800
Specificity (%)	0.906	0.704	0.884	0.944
Positive predictive value (%)	0.870	0.111	0.783	0.889
Negative predictive value (%)	0.707	1.000	0.927	0.895