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The area under the ROC curve to determine the value of GBS (0.771, cutoff =6.5, sensitivity: 82.4%, specificity: 49.1%) and full RS (0.650, cutoff =2.5, sensitivity: 77.8%, specificity: 53.1%) for predicting need for endoscopic intervention.
Abbreviations: GBS, Glasgow Blatchford score; ROC, receiver operating characteristic; RS, Rockall score systems.
