Yan-Hua Chen, Hsien-Chung Yu, Kung-Hung Lin, Ping-I Hsu, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Kaohsiung Veterans General Hospital, Kaohsiung 81362, Taiwan
Yan-Hua Chen, Hsien-Chung Yu, Kung-Hung Lin, Health Evaluation Center, Kaohsiung Veterans General Hospital, Kaohsiung 81362, Taiwan
Yan-Hua Chen, Kung-Hung Lin, Department of Nursing, Meiho University, Neipu Township, Pingtung County 91202, Taiwan
Hsien-Chung Yu, Institute of Health Care Management, Department of Business Management, National Sun Yat-Sen University, Kaohsiung 80424, Taiwan
Huey-Shyan Lin, Department of Health-Business Administration, Fooyin University, Kaohsiung 83102, Taiwan
Ping-I Hsu, National Yang Ming University, Taipei 12221, Taiwan
Author contributions: All authors helped to perform the research; Chen YH, Yu HC and Hsu PI designed the study and drafted the manuscript; Chen YH and Lin KH collected the data; Chen YH and Lin HS performed statistical analyses; Lin HS and Hsu PI revised the manuscript critically for important intellectual content.
Supported by the In-Hospital Research Project Funding of Kaohsiung Veterans General Hospital, No. VGHKS107-040.
Institutional review board statement: This study was reviewed and approved by the Institutional Review Board of Kaohsiung Veterans General Hospital (VGHKS17-CT7-07).
Informed consent statement: Patients were not required to give informed consent to the study because the analysis used anonymous clinical data that were obtained after each patient agreed to treatment by written consent.
Conflict-of-interest statement: All authors declare no conflicts-of-interest related to this article.
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/
Corresponding author: Ping-I Hsu, MD, Attending Doctor, Professor, Division of Gastroenterology and Hepatology, Department of Internal Medicine, Kaohsiung Veterans General Hospital, No. 386, Ta-Chung 1st Rd, Zuoying Dist., Kaohsiung 81362, Taiwan. firstname.lastname@example.org
Telephone: +886-7-3422121 Fax: +886-7-3468237
Received: January 8, 2019
Peer-review started: January 8, 2019
First decision: January 30, 2019
Revised: February 24, 2019
Accepted: March 1, 2019
Article in press: March 2, 2019
Published online: July 7, 2019