Fig. 6From: Prognostic model for oversurvival and tumor-specific survival prediction in patients with advanced extrahepatic cholangiocarcinoma: a population-based analysisDecision curve analysis of 1-year, 2-year, and 3-year OS. A, B, CÂ DCA curves of 1-year, 2-year, and 3-year OS in the training cohort; D, E, FÂ DCA curves of 1-year, 2-year, and 3-year OS in the validation cohort; modle A,the prediction nomogram; modle B, the 7th AJCC stageBack to article page