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Decision curve analysis (DCA) of the nomogram model. (A–C) DCA curves of 1-,3- and 5-years survival prediction for the clinical-pathological nomogram model and the TNM stage nomogram model in the training cohort. (D–F) DCA curves of 1-,3- and 5-years survival predictions for the clinical-pathological nomogram model and the TNM stage nomogram model in the validation cohort. C-P model: clinical-pathological nomogram model.
