The lack of consistent presentation of results in published studies on the association
between a quantitative explanatory variable and a quantitative dependent variable has been …

When conducting a meta-analysis, it is common to find many collected studies that report
regression analyses, because multiple regression analysis is widely used in many fields …

The synthesis of standardized regression coefficients is still a controversial issue in the field
of meta-analysis. The difficulty lies in the fact that the standardized regression coefficients …

This document provides the equations used by the on-line Practical Meta-Analysis Effect
Size Calculator, available at: http://www. campbellcollaboration. org/resources/effect_size …

This research reports an investigation of the use of standardized regression (beta)
coefficients in meta-analyses that use correlation coefficients as the effect-size metric. The …

Meta-analysis is a method for systematic literature reviews on a certain substantive question
of interest. This book provides an in-depth analysis and evaluation of extant meta-analytic …

In meta-analysis, a weighted average effect size is usually obtained to summarize the global
magnitude through a set of primary studies. The optimal weight to obtain the unbiased and …

Presents a novel approach to conducting meta-analysis using structural equation modeling.
Structural equation modeling (SEM) and meta-analysis are two powerful statistical methods …

In primary studies, multiple-regression is the statistical technique employed to assess the
relationship between covariates and a dependent variable. In these studies the unit of …

Although use of the standardized mean difference in meta-analysis is appealing for several
reasons, there are some drawbacks. In this article, we focus on the following problem: that a …