Meta-Analysis Resources

Tools for Those Who Summarize the Evidence Base

Resources and networking for those who conduct or interpret meta-analyses related to any phenomenon that is gauged in multiple studies.

Forum Discussions (48)

Discussions Replies Latest Activity

Non-parametric data in meta-analysis

Good afternoon!  Can anyone recommend any resources regarding how to deal with non-parametric data within meta-analyses?  I'm looking at an…

Started by Sarah Chapman

0 Dec 18, 2013

Imputing Variance Estimates

Good Afternoon All, I am writing a protocol for a meta-analysis and was asked by the funder to include our plan for handling studies that…

Started by William L. Baker

1 Sep 10, 2013
Reply by Blair T. Johnson

calculating an effect size from percentages

Hello, I have one question about calculating effect sizes from percentages. The study I am interested in reported percentage with standard…

Started by Milica Nikolic

0 Sep 4, 2013

User-specified weights

Hi everyone, I am looking for a software package - preferably in R - that allows me to use user-specified weights in meta-analysis (instea…

Started by Christine Zhang

1 Aug 28, 2013
Reply by Blair T. Johnson

Publication bias for a small number of studies

I performed a meta-analysis involving only four RCTs. What is the most correct way to deal with publication bias? I used Begg test but I kn…

Started by Andrea Ciarrocchi

1 Aug 16, 2013
Reply by Blair T. Johnson

Is it possible to extract 2 mean differences from an interaction effect?

I'm new to meta-analytic techniques and am doing a meta-analysis on aging and divided attention.  Specifically, I'm looking to see if age d…

Started by Angela Sanders

1 Aug 16, 2013
Reply by Blair T. Johnson

SEM / latent growth curve modeling data

Hi there, I'm currently conducting my first meta-analysis - so I apologize if my questions are a bit "basic".. - but I'd really appreciate…

Started by Johanna K

0 Jun 25, 2013

The Hunter & Schmidt approach - is it really a Random Effect Model?

I am currently working on a meta-analysis in the field of work psychology. In this field it is quite common to use the method from Hunter &…

Started by A. L. Heimann

4 Jun 18, 2013
Reply by Blair T. Johnson

Calculation of a priori and post hoc power

I am conducting  meta-analysis for the first time. I have read that it is important to calculate power a priori to determine the minimum nu…

Started by Jayne Orr

0 Jun 14, 2013

combining treatment as usual and experimental placebo control groups in one meta analysis

  Hi all,   I'm conducting a sr and meta analysis of interventions that target children with ADHD in school settings.  The studies reviewed…

Started by michelle richardson

1 Apr 21, 2013
Reply by David Finitsis


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