A nomogram model based on pre-treatment and post-treatment MR imaging radiomics signatures: application to predict progression-free survival for nasopharyngeal carcinoma

Table 4 Performance of models

	Accuracy	Precision	Recall	F_measure	AUC	C-index
Training cohort
Model 1	0.800	0.583	0.389	0.467	0.841	0.861
Model 2	0.950	0.938	0.833	0.882	0.955	0.942
Model 3	0.888	0.800	0.667	0.727	0.928	0.944
Model 4	0.963	1.000	0.833	0.909	0.969	0.953
Validation cohort
Model 5	0.750	0.500	0.200	0.286	0.762	0.704
Model 6	0.800	0.625	0.500	0.556	0.883	0.841
Model 7	0.800	0.667	0.400	0.500	0.870	0.817
Model 8	0.900	0.800	0.800	0.800	0.923	0.877

ISSN: 1748-717X