A comprehensive collection of functions for conducting meta-analyses in R. The package includes functions to calculate various effect sizes or outcome measures, fit equal-, fixed-, random-, and mixed-effects models to such data, carry out moderator and meta-regression analyses, and create various types of meta-analytical plots (e.g., forest, funnel, radial, L'Abbe, Baujat, bubble, and GOSH plots). For meta-analyses of binomial and person-time data, the package also provides functions that implement specialized methods, including the Mantel-Haenszel method, Peto's method, and a variety of suitable generalized linear (mixed-effects) models (i.e., mixed-effects logistic and Poisson regression models). Finally, the package provides functionality for fitting meta-analytic multivariate/multilevel models that account for non-independent sampling errors and/or true effects (e.g., due to the inclusion of multiple treatment studies, multiple endpoints, or other forms of clustering). Network meta-analyses and meta-analyses accounting for known correlation structures (e.g., due to phylogenetic relatedness) can also be conducted. An introduction to the package can be found in Viechtbauer (2010) <doi:10.18637/jss.v036.i03>.
| Version: | 4.8-0 |
| Depends: | R (≥ 4.0.0), methods,Matrix,metadat,numDeriv |
| Imports: | stats, utils, graphics, grDevices,nlme,mathjaxr,pbapply,digest |
| Suggests: | lme4,pracma,minqa,nloptr,dfoptim,ucminf,lbfgsb3c,subplex,BB,Rsolnp,alabama,optimParallel,optimx,CompQuadForm,mvtnorm,BiasedUrn,Epi,survival,GLMMadaptive,glmmTMB,car,multcomp,gsl,sp,ape,boot,clubSandwich,crayon,R.rsp,testthat,rmarkdown,wildmeta,emmeans,estmeansd,metaBLUE,rstudioapi,glmulti,MuMIn,mice,Amelia,calculus |
| Published: | 2025-01-28 |
| DOI: | 10.32614/CRAN.package.metafor |
| Author: | Wolfgang Viechtbauer |
| Maintainer: | Wolfgang Viechtbauer <wvb at metafor-project.org> |
| BugReports: | https://github.com/wviechtb/metafor/issues |
| License: | GPL-2 |GPL-3 [expanded from: GPL (≥ 2)] |
| URL: | https://www.metafor-project.orghttps://github.com/wviechtb/metaforhttps://wviechtb.github.io/metafor/https://www.wvbauer.com |
| NeedsCompilation: | no |
| Citation: | metafor citation info |
| Materials: | README,NEWS |
| In views: | ClinicalTrials,MetaAnalysis,Phylogenetics |
| CRAN checks: | metafor results |
| Reference manual: | metafor.html ,metafor.pdf |
| Vignettes: | Diagram of Functions in the metafor Package (source) Conducting Meta-Analyses in R with the metafor Package (source) |
| Package source: | metafor_4.8-0.tar.gz |
| Windows binaries: | r-devel:metafor_4.8-0.zip, r-release:metafor_4.8-0.zip, r-oldrel:metafor_4.8-0.zip |
| macOS binaries: | r-release (arm64):metafor_4.8-0.tgz, r-oldrel (arm64):metafor_4.8-0.tgz, r-release (x86_64):metafor_4.8-0.tgz, r-oldrel (x86_64):metafor_4.8-0.tgz |
| Old sources: | metafor archive |
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