Lifestyle factors and long-term survival of gastric cancer patients: A large bidirectional cohort study from China
Lu-Lu Zhao, Yang Wang, Tong-Bo Wang, Hong Zhou, Fu-Hai Ma, Hu Ren, Peng-Hui Niu, Dong-Bing Zhao, Ying-Tai Chen, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100021, China
Huang Huang, Department of Environmental Health Sciences, Yale University School of Public Health, New Haven, CT 06520, United States
Yang Wang, Department of General Surgery, Beijing Di Tan Hospital, Capital Medical University, Beijing 100015, China
Author contributions: Zhao LL, Huang H and Wang Y contributed equally to this work; All authors made substantial contributions to the intellectual content of this paper.
Supported by National Key R& D Program of China, No. 2017YFC0908300.
Institutional review board statement: The study was reviewed and approved by the Ethics Committee of National Cancer Center/Cancer Hospital, Chinese Academy of Medical Science and Peking Union Medical College.
Informed consent statement: Patients were not required to give informed consent to the study as the analysis used anonymous data that were obtained after each patient agreed to treatment by written consent.
Conflict-of-interest statement: All authors have no conflict of interest related to the manuscript.
Data sharing statement: The original anonymous dataset is available on request from the corresponding author at email@example.com.
STROBE statement: The authors have read the STROBE Statement-checklist of items, and the manuscript was prepared and revised according to the STROBE Statement-checklist of items.
Open-Access: This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (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: Ying-Tai Chen, MD, Professor, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, 17 Panjiayuan Nanli, Beijing 100021, China. firstname.lastname@example.org
Received: December 18, 2019
Peer-review started: December 18, 2019
First decision: January 12, 2020
Revised: March 5, 2020
Accepted: March 19, 2020
Article in press: March 19, 2020
Published online: April 14, 2020