Meta-analysis is a statistical technique used to combine the results of multiple independent studies on the same topic to obtain an overall estimate or summary effect size. It allows researchers to synthesize evidence from various sources, increase statistical power, and draw more robust conclusions than individual studies alone. Meta-analysis involves systematically collecting and analyzing data from existing studies, calculating effect sizes or outcomes of interest, and pooling the results to generate a more comprehensive understanding of the phenomenon under investigation.

Meta-Analyses: Combining multiple studies to get

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