RE: Physical Activity and the Risk of Liver Cancer: A Systematic Review and Meta-Analysis of Prospective Studies and a Bias Analysis

Ref ID 825
First Author H. Yang
Journal JOURNAL OF THE NATIONAL CANCER INSTITUTE
Year Of Publishing 2020
URL https://academic.oup.com/jnci/article/112/6/651/5569555?login=true
Keywords Author
Error
Oncology
Non-Cochrane reviews
Hepatology
Problem(s) Errors in effect estimate calculations or data synthesis
Data extraction errors and double counting
Number of systematic reviews included 1
Summary of Findings The letter to the editor highlighting concerns over the publication of one systematic review and meta-analysis of physical activity and liver cancer risk published in 2019 reports a number of data extraction errors from the original primary studies by the systematic review authors.
Did the article find that the problem(s) led to qualitative changes in interpretation of the results? Not Applicable
Are the methods of the article described in enough detail to replicate the study? No