Real-world 10-year retrospective study of the guidelines for diagnosis and treatment of primary liver cancer in China
Yun-Wei Yan, Qing-Feng Tian, Department of Epidemiology and Health Statistics, College of Public Health, Zhengzhou University, Zhengzhou 450001, Henan Province, China
Xin-Kui Liu, Department of Medical Records Management, The First Affiliated Hospital of Zhengzhou University, Zhengzhou 450001, Henan Province, China
Shun-Xiang Zhang, Department of Epidemiology and Health Statistics and Henan Key Laboratory for Tumour Epidemiology, College of Public Health, Zhengzhou University, Zhengzhou 450001, Henan Province, China
Author contributions: Yan YW, Zhang SX and Tian QF designed the study; Yan YW and Liu XK performed the data collection and conducted the data analysis; Yan YW wrote the manuscript; Zhang SX and Tian QF revised the manuscript; all authors approved the final version of the manuscript.
Supported by The Major Project of Science and Technology in Henan Province, No. 161100311400.
Institutional review board statement: The study was approved by the Institutional review board of Zhengzhou University, No. ZZUIRB2022-151.
Informed consent statement: Patients were not required to give informed consent to the study because the analysis used anonymous data that were obtained after each patient agreed to treatment by written consent.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
Data sharing statement: No additional data are available.
: 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: https://creativecommons.org/Licenses/by-nc/4.0/
Corresponding author: Qing-Feng Tian, PhD, Professor, Department of Epidemiology and Health Statistics, College of Public Health, Zhengzhou University, No. 100 Kexue Avenue, Zhengzhou 450001, Henan Province, China. firstname.lastname@example.org
Received: December 5, 2022
Peer-review started: December 5, 2022
First decision: February 21, 2023
Revised: March 6, 2023
Accepted: April 4, 2023
Article in press: April 4, 2023
Published online: May 15, 2023