Review:

'metafor' Package

overall review score: 4.5
score is between 0 and 5
The 'metafor' package is an R programming library designed for conducting meta-analyses and systematic reviews. It provides a comprehensive suite of tools for calculating effect sizes, fitting various meta-analytic models, and visualizing results, making it a popular choice among researchers in psychology, medicine, and social sciences.

Key Features

  • Supports multiple effect size metrics and model types
  • Includes functions for heterogeneity analysis and publication bias detection
  • Provides advanced visualization tools such as forest plots and funnel plots
  • Facilitates meta-regression and subgroup analyses
  • Extensively documented with tutorials and examples

Pros

  • Highly versatile and feature-rich for meta-analysis tasks
  • Well-maintained with active community support
  • Integrates seamlessly with R ecosystem and other analytical tools
  • Supports complex models like multilevel meta-analyses
  • Comprehensive documentation aids user onboarding

Cons

  • Steep learning curve for beginners unfamiliar with meta-analysis concepts
  • Requires familiarity with R programming language
  • Can be computationally intensive with very large datasets
  • Some functionalities may need manual setup or customization

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Last updated: Thu, May 7, 2026, 04:57:34 PM UTC