Factors associated with complicated erosive esophagitis: A Japanese multicenter, prospective, cross-sectional study
Masahiro Sakaguchi, Department of Gastroenterology, Moriguchi Keijinkai Hospital, Osaka 570-0021, Japan
Noriaki Manabe, Division of Endoscopy and Ultrasonography, Department of Clinical Pathology and Laboratory Medicine, Kawasaki Medical School, Okayama 701-0192, Japan
Nobuo Ueki, Department of Internal Gastroenterology and Hepatology, Tokyo Rosai Hospital, Tokyo 143-0013, Japan
Jun Miwa, Department of Gastroenterology, Toshiba General Hospital, Tokyo 140-8522, Japan
Tomoki Inaba, Department of Gastroenterology, Kagawa Prefectural Central Hospital, Kagawa 760-8557, Japan
Norimasa Yoshida, Department of Gastroenterology, Japanese Red Cross Kyoto Daiichi Hospital, Kyoto 605-0981, Japan
Kouichi Sakurai, Hattori Clinic, Kumamoto 860-0004, Japan
Masahiro Nakagawa, Department of Endoscopy, Hiroshima City Hospital, Hiroshima 730-8518, Japan
Hajime Yamada, Department of Gastroenterology and Hepatology, Shinko Hospital, Kobe 651-0072, Japan
Michiya Saito, Michiya Clinic, Fukushima 971-8124, Japan
Koji Nakada, Department of Laboratory Medicine, Daisan Hospital Jikei University School of Medicine, Tokyo 201-8601, Japan
Katsuhiko Iwakiri, Department of Gastroenterology, Nippon Medical School Graduate School of Medicine, Tokyo 113-8603, Japan
Takashi Joh, Department of Gastroenterology and Metabolism, Nagoya City University Graduate School of Medical Sciences, Aichi 467-8601, Japan
Ken Haruma, Department of General Internal Medicine 2, Kawasaki Medical School General Medical Center, Okayama 700-8505, Japan
Author contributions: Manabe N and Haruma K designed research; Sakaguchi M, Manabe N, Ueki N, Miwa J, Inaba T, Yoshida N, Sakurai K, Nakagawa M, Yamada H, Saito M, Nakada K, Iwakiri K, Joh T and Haruma K performed research; Manabe N and Haruma K contributed new reagents or analytic tools; Manabe N and Haruma K analyzed data; Sakaguchi M and Manabe N wrote the paper.
Supported by An Investigator Sponsored Study Programme of AstraZeneca. The authors alone are responsible for the content and writing of the manuscript.
Institutional review board statement: This study was reviewed and approved by the ethics committee of each center and of Kawasaki Medical School, Kurashiki, Japan (Study Number: 1883).
Informed consent statement: All study participants provided informed written consent prior to study enrollment.
Conflict-of-interest statement: There are no conflicts of interest to report.
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: Noriaki Manabe, MD, PhD, Division of Endoscopy and Ultrasonography, Department of Clinical Pathology and Laboratory Medicine, Kawasaki Medical School, 577 Matsushima, Kurashiki 701-0192, Japan. firstname.lastname@example.org
Telephone: +81-86-4621111 Fax: +81-86-4621199
Received: September 20, 2016
Peer-review started: September 21, 2016
First decision: October 20, 2016
Revised: October 29, 2016
Accepted: November 16, 2016
Article in press: November 16, 2016
Published online: January 14, 2017