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Performance of the six-metabolite panel biomarkers in the discrimination and predicting prognosis of PC. (A, B) ROC curve of metabolites panel model for prediction in discovery group (A) and validation group (B). (C) Logistic regression values f(x) for all the patients under the discriminant models. (D) Kaplan–Meier curves of overall survival for all patients using the discriminant model. Red line, patients with f(x) ≥ 0.776; blue line, patients with f(x) < 0.776.
