Table 3.

Comparison of the predictive performance for tumor response of each model in the training and validation cohorts

Models	Training cohort			Validation cohort
	AUC	Sensitivity	Specificity	AUC	Sensitivity	Specificity
Radiomics model	0.812	84.4%	67.6%	0.866	78.6%	81.2%
Clinical model	0.733	62.5%	73.0%	0.667	42.9%	93.8%
Combined model	0.861	84.4%	81.1%	0.884	100%	68.8%

AUC, the area under the operating characteristic curve