Risk factors for postoperative recurrence after primary bowel resection in patients with Crohn’s disease
Kwan Mo Yang, Chang Sik Yu, Jong Lyul Lee, Chan Wook Kim, Yong Sik Yoon, In Ja Park, Seok-Byung Lim, Jin Cheon Kim, Division of Colon and Rectal Surgery, Department of Surgery, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, South Korea
Sang Hyoung Park, Byong Duk Ye, Suk-Kyun Yang, Department of Gastroenterology, University of Ulsan College of Medicine, Asan Medical Center, Seoul 05505, South Korea
Author contributions: Yang KM drafted the manuscript and analyzed data; Lee JL, Kim CW, Yoon YS, Park IJ, Lim SB, Park SH, Ye BD, Yang SK, Kim JC generated the data; Yu CS had the original idea for the paper, gave critical comments, and revised the manuscript; all authors approved the final version of the manuscript.
Institutional review board statement: The study was reviewed and approved by the Institutional Review Board of Asan Medical Center (IRB No. 2016-1139).
Informed consent statement: Informed consent was waived due to the retrospective nature of this study.
Conflict-of-interest statement: All authors declare no conflict of interest related to this study or its publication.
Data sharing statement: No additional data are available.
Open-Access: This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/
Correspondence to: Chang Sik Yu, MD, PhD, Professor, The Division of Colon and Rectal Surgery, Department of Surgery, University of Ulsan College of Medicine, Asan Medical Center, 88, Olympic-ro 43-gil, Songpa-gu, Seoul 05505, South Korea. email@example.com
Telephone: +82-2-30103494 Fax: +82-2-4746027
Received: July 23, 2017
Peer-review started: July 27, 2017
First decision: August 10, 2017
Revised: August 24, 2017
Accepted: September 13, 2017
Article in press: September 13, 2017
Published online: October 14, 2017