This pretty much sums up my impression of that literature, not just the meta analysis. The Broadbent et al paper is probably the best one I've found on the top

This pretty much sums up my impression of that literature, not just the meta analysis. The Broadbent et al paper is probably the best one I've found on the topic, and they didn't find any effect: https://pubmed.ncbi.nlm.nih.gov/24832151/ https://pubmed.ncbi.nlm.nih.gov/24832151/