Table 2. Predictive performance of the clinicoradiological model, fusion radiomics signature, and nomogram.

Model	Training cohort (N=194)					Validation cohort (N=73)
	AUC	95% CI	Sensitivity	Specificity		AUC	95% CI	Sensitivity	Specificity
Clinicoradiological model	0.753	0.686–0.812	46.88%	93.08%		0.729	0.612–0.827	26.92%	93.62%
Fusion radiomics signature	0.784	0.719–0.840	65.65%	80.00%		0.820	0.713–0.900	69.23%	80.85%
Nomogram	0.825	0.764–0.875	82.71%	70.77%		0.858	0.756–0.928	80.77%	68.09%

AUC, area under ROC curve; CI, confidence interval. The AUC was reported in 95% confidence interval.