ROC plots of the association of this score, the Rockall Score and the Blatchford Score with RET (a), death (b), and the combined Blatchford outcome (c) respectively, in this cohort. ROC plots of the association of this score, the Rockall Score and the Blatchford Score with RET (a), death (b), and the combined Blatchford outcome (c) respectively, in this cohort. James Irwin et al. Frontline Gastroenterol 2014;5:2-9 Copyright © BMJ Publishing Group Ltd & British Society of Gastroenterology. All rights reserved.