Meta-analysis of dietary fiber intake and depression symptoms: Further analysis is required

[...]careful data extraction is another critical step in a meta-analysis; however, some mistakes have occurred in this process in the mentioned meta-analysis. [...]the authors did not examine the association in a dose-response manner, which might provide more explanations for the linkage between dietary fiber intake and depression. [...]there is a value in summarizing the association between dietary fiber and depression symptoms in a meta-analysis; however, valid search strategy, methodological considerations, careful data extraction and reporting, and appropriate statistical analysis should be adopted to avoid any inaccurate conclusions.Declaration of Competing Interest None of the authors declared any personal or financial conflicts of interest.