Prevalence of Barrett's esophagus in asymptomatic individuals Lauren B. Gerson, Katerina Shetler, George Triadafilopoulos  Gastroenterology  Volume 123, Issue 2, Pages 461-467 (August 2002) DOI: 10.1053/gast.2002.34748 Copyright © 2002 American Gastroenterological Association Terms and Conditions

Fig. 1 Flow diagram of patients entered into the study. Two hundred forty (59%) of the patients interviewed were excluded because of usage of prescription medications for GERD, symptoms occurring more than once a month, or prior endoscopic examination. Fifty-eight patients (14%) refused to participate, and the remaining 110 patients (27%) were enrolled into the study. LSBE, long-segment (>3 cm) Barrett's esophagus; SSBE, short-segment (<3 cm) Barrett's esophagus; SIM-EGJ, specialized intestinal metaplasia of the esophagogastric junction. Gastroenterology 2002 123, 461-467DOI: (10.1053/gast.2002.34748) Copyright © 2002 American Gastroenterological Association Terms and Conditions