Table 4.

Predictive performance of the three scores in the treatment response of neoadjuvant chemotherapy for gastric cancer in the validation cohort

	Cut-off	ACC		SEN		SPE		PPV		NPV
	–	ACC	P	SEN	P	SPE	P	PPV	P	NPV	P
rad_score	0.516	0.81	–	0.75	–	0.88	–	0.86	–	0.78	–
clinical_score	0.462	0.63	0.11	0.75	1.00	0.50	< 0.01	0.60	0.02	0.67	0.32
rad_clinical score	−0.651	0.69	0.26	0.88	0.18	0.50	< 0.01	0.64	0.04	0.80	0.84

Abbreviations: ACC accuracy, SEN sensitivity, SPE specificity, PPV positive predictive value, NPV negative predictive value