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©The Author(s) 2015. Published by Baishideng Publishing Group Inc. All rights reserved.
Risk factors for adverse in-hospital outcomes in acute colonic diverticular hemorrhage
Naoyoshi Nagata, Ryota Niikura, Tomonori Aoki, Shiori Moriyasu, Toshiyuki Sakurai, Takuro Shimbo, Katsunori Sekine, Hidetaka Okubo, Kazuhiro Watanabe, Chizu Yokoi, Junichi Akiyama, Mikio Yanase, Masashi Mizokami, Kazuma Fujimoto, Naomi Uemura
Naoyoshi Nagata, Ryota Niikura, Tomonori Aoki, Shiori Moriyasu, Toshiyuki Sakurai, Katsunori Sekine, Hidetaka Okubo, Kazuhiro Watanabe, Chizu Yokoi, Junichi Akiyama, Mikio Yanase, Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Shinjuku, Tokyo 162-8655, Japan
Takuro Shimbo, Department of Clinical Research and Informatics, National Center for Global Health and Medicine, Shinjuku-ku, Tokyo 162-8655, Japan
Masashi Mizokami, Naomi Uemura, Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Kohnodai Hospital, Kohnodai, Ichikawa City, Chiba 272-8516, Japan
Kazuma Fujimoto, Department of Internal Medicine and Gastrointestinal Endoscopy, Saga Medical School, Saga City, Saga 849-8501, Japan
Author contributions: Nagata N designed the study and was the main author of the manuscript; Shimbo T performed statistical analysis; Niikura R, Aoki T, Moriyasu S, Sakurai T, Sekine K, and Watanabe K collected clinical information; Okubo H, Yokoi C and Akiyama J performed colonoscopy; and Mizokami M, Fujimoto K and Uemura N edited the initial manuscript and revised manuscript; all authors approved the final draft submitted.
Supported by Grant from the National Center for Global Health and Medicine (226A-201, in part).
Institutional review board statement: The study was reviewed and approved by the Institutional Review Board at NCGM (approval No. 1575).
Informed consent statement: All patients gave informed written consent prior to enrolment.
Conflict-of-interest statement: The authors declare no conflict of interest. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
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: Naoyoshi Nagata, MD, Department of Gastroenterology and Hepatology, National Center for Global Health and Medicine, 1-21-1 Toyama, Shinjuku, Tokyo 162-8655, Japan.
nnagata_ncgm@yahoo.co.jp
Telephone: +81-3-32027181 Fax: +81-3-32071038
Received: January 7, 2015
Peer-review started: January 8, 2015
First decision: May 18, 2015
Revised: May 28, 2015
Accepted: August 31, 2015
Article in press: August 31, 2015
Published online: October 7, 2015
Processing time: 263 Days and 18.8 Hours
