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Fig. 4 | BMC Surgery

Fig. 4

From: Machine learning-based nomogram for 30-day mortality prediction for patients with unresectable malignant biliary obstruction after ERCP with metal stent: a retrospective observational cohort study

Fig. 4

Area under the curve of the risk score. A The results of 10-fold cross-validation in the training cohort; blue lines represent the average ROC curve over the 10 folds. B The 10-fold cross-validation results for the test cohort. CI, confidence interval. ROC, receiver operating characteristic

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BMC Surgery

ISSN: 1471-2482

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