Fig. 3From: A prognostic nomogram for the cancer-specific survival of patients with upper-tract urothelial carcinoma based on the Surveillance, Epidemiology, and End Results DatabaseROC curves. The area under the ROC curve (AUC) was used to evaluate the performance of the new nomogram. a, b, and c represent the result of the training cohort; d, e, and f represent the result of the validation cohortBack to article page