Meta-analysis is an objective examination of published data from many studies of the same research topic identified through a literature search. Through the use of rigorous statistical methods, it ...

Meta-analysis. Individual study effect sizes and allocation to moderator variables are provided in online supplementary material 6. A minimum of three comparisons were required for meta-analysis and, ...

Meta-analysis is an objective examination of published data from many studies of the same research topic identified through a literature search. Through the use of rigorous statistical methods, it ...