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A, nomogram for estimating the probability (Prob) of survival 6, 12, and 24 months (mo) after gemcitabine treatment. See supplemental Fig. S4 and its legend for details of usage. B, calibration curve demonstrating the correlation between predicted and actual survival at 12 months after gemcitabine treatment. Bars represent 95% CI. C, Kaplan-Meier plots of overall survival according to total points. ALP, alkaline phosphatase.
