No Benefit of Endoscopic Sphincterotomy Before Biliary Placement of Self-Expandable Metal Stents for Unresectable Pancreatic Cancer  Tsuyoshi Hayashi, Hiroshi Kawakami, Manabu Osanai, Hirotoshi Ishiwatari, Hirohito Naruse, Hiroyuki Hisai, Nobuyuki Yanagawa, Hiroyuki Kaneto, Kazuya Koizumi, Tamaki Sakurai, Tomoko Sonoda  Clinical Gastroenterology and Hepatology  Volume 13, Issue 6, Pages 1151-1158.e2 (June 2015) DOI: 10.1016/j.cgh.2015.01.008 Copyright © 2015 AGA Institute Terms and Conditions

Figure 1 Flow diagram of patient enrollment, randomization, and follow-up evaluation. Clinical Gastroenterology and Hepatology 2015 13, 1151-1158.e2DOI: (10.1016/j.cgh.2015.01.008) Copyright © 2015 AGA Institute Terms and Conditions

Figure 2 Change in serum amylase level after SEMS placement in the non-ES and ES groups. The large black circles represent the geometric mean of the serum amylase level, and the error bars indicate the associated 95% confidence interval. Clinical Gastroenterology and Hepatology 2015 13, 1151-1158.e2DOI: (10.1016/j.cgh.2015.01.008) Copyright © 2015 AGA Institute Terms and Conditions

Figure 3 (A) Kaplan–Meier graph showing the time to SEMS dysfunction. (B) Kaplan–Meier graph showing patient survival. Clinical Gastroenterology and Hepatology 2015 13, 1151-1158.e2DOI: (10.1016/j.cgh.2015.01.008) Copyright © 2015 AGA Institute Terms and Conditions