Cost-Effectiveness of Proton-Pump Inhibition Before Endoscopy in Upper Gastrointestinal Bleeding  Salman Al–Sabah, Alan N. Barkun, Karl Herba, Viviane Adam, Carlo Fallone, Serge Mayrand, Gilles Pomier–Layrargues, Wendy Kennedy, Marc Bardou  Clinical Gastroenterology and Hepatology  Volume 6, Issue 4, Pages 418-425 (April 2008) DOI: 10.1016/j.cgh.2007.12.037 Copyright © 2008 AGA Institute Terms and Conditions

Figure 1 Decision tree of the model. NVNU, nonvariceal nonulcer etiology of bleeding; U, bleeding due to an ulcer; V, variceal cause of bleeding. Clinical Gastroenterology and Hepatology 2008 6, 418-425DOI: (10.1016/j.cgh.2007.12.037) Copyright © 2008 AGA Institute Terms and Conditions

Figure 2 Sensitivity analysis on uncomplicated LOS of patients with high-risk ulcers (Canada). CER, cost effectiveness ratio (in Canadian dollars). Clinical Gastroenterology and Hepatology 2008 6, 418-425DOI: (10.1016/j.cgh.2007.12.037) Copyright © 2008 AGA Institute Terms and Conditions

Figure 3 Sensitivity analysis on uncomplicated LOS of patients with low-risk ulcers (Canada). CER, cost effectiveness ratio (in Canadian dollars). Clinical Gastroenterology and Hepatology 2008 6, 418-425DOI: (10.1016/j.cgh.2007.12.037) Copyright © 2008 AGA Institute Terms and Conditions