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The area under the ROC curve to determine the value of GBS (0.745, cutoff =6.5, Sensitivity: 87.5%, specificity: 48.9%) and full RS (0.582 cutoff =2.5, sensitivity: 62.5%, specificity: 54.9%) for predicting ICU admission.
Abbreviations: ICU, intensive care unit; GBS, Glasgow-Blatchford score; ROC, receiver operating characteristic; RS, Rockall score systems.
