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The metaSEM package conducts univariate and multivariate meta-analyses using a structural equation modeling (SEM) approach via the OpenMx package. It also implements the two-stage SEM approach to conduct meta-analytic structural equation modeling on correlation/covariance matrices.

The stable version can be installed from CRAN by:

install.packages("metaSEM")

The developmental version can be installed from GitHub by:

## Install remotes package if it has not been installed yet
# install.packages("remotes")

remotes::install_github("mikewlcheung/metasem")

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install.packages('metaSEM')

Monthly Downloads

901

Version

1.5.0

License

GPL (>= 2)

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Last Published

September 26th, 2024

Functions in metaSEM (1.5.0)

Cheung09

A Dataset from TSSEM User's Guide Version 1.11 by Cheung (2009)
Cooper03

Selected effect sizes from Cooper et al. (2003)
Cheung00

Fifty Studies of Correlation Matrices used in Cheung and Chan (2000)
Digman97

Factor Correlation Matrices of Big Five Model from Digman (1997)
Cooke16

Correlation Matrices from Cooke et al. (2016)
Gleser94

Two Datasets from Gleser and Olkin (1994)
Gnambs18

Correlation Matrices from Gnambs, Scharl, and Schroeders (2018)
HedgesOlkin85

Effects of Open Education Reported by Hedges and Olkin (1985)
Cor2DataFrame

Convert correlation or covariance matrices into a dataframe of correlations or covariances with their sampling covariance matrices
Diag

Matrix Diagonals
Nam03

Dataset on the Environmental Tobacco Smoke (ETS) on children's health
Roorda11

Studies on Students' School Engagement and Achievement Reported by Roorda et al. (2011)
Jaramillo05

Dataset from Jaramillo, Mulki and Marshall (2005)
Norton13

Studies on the Hospital Anxiety and Depression Scale Reported by Norton et al. (2013)
Nohe15

Correlation Matrices from Nohe et al. (2015)
Mak09

Eight studies from Mak et al. (2009)
Mathieu15

Correlation Matrices from Mathieu et al. (2015)
Hox02

Simulated Effect Sizes Reported by Hox (2002)
Hunter83

Fourteen Studies of Correlation Matrices reported by Hunter (1983)
anova

Compare Nested Models with Likelihood Ratio Statistic
asyCov

Compute Asymptotic Covariance Matrix of a Correlation/Covariance Matrix
bdiagMat

Create a Block Diagonal Matrix
as.mxAlgebra

Convert a Character Matrix into MxAlgebra-class
as.symMatrix

Convert a Character Matrix with Starting Values to a Character Matrix without Starting Values
as.mxMatrix

Convert a Matrix into MxMatrix-class
create.V

Create a V-known matrix
create.modMatrix

Create a moderator matrix used in OSMASEM
create.Fmatrix

Create an F matrix to select observed variables
create.Tau2

Create a variance component of the heterogeneity of the random effects
bootuniR1

Parametric bootstrap on the univariate R (uniR) object
Kalaian96

Multivariate effect sizes reported by Kalaian and Raudenbush (1996)
bdiagRep

Create a Block Diagonal Matrix by Repeating the Input
Scalco17

Correlation Matrices from Scalco et al. (2017)
create.vechsR

Create a model implied correlation matrix with implicit diagonal constraints
impliedR

Create or Generate the Model Implied Correlation or Covariance Matrices
bootuniR2

Fit Models on the bootstrapped correlation matrices
Tenenbaum02

Correlation coefficients reported by Tenenbaum and Leaper (2002)
Stadler15

Correlations from Stadler et al. (2015)
pattern.n

Display the Accumulative Sample Sizes for the Covariance Matrix
create.mxMatrix

Create a Vector into MxMatrix-class
coef

Extract Parameter Estimates from various classes.
lavaan2RAM

Convert lavaan models to RAM models
list2matrix

Convert a List of Symmetric Matrices into a Stacked Matrix
VarCorr

Extract Variance-Covariance Matrix of the Random Effects
homoStat

Test the Homogeneity of Effect Sizes
calEffSizes

Calculate Effect Sizes using lavaan Models
meta2semPlot

Convert metaSEM objects into semPlotModel objects for plotting
pattern.na

Display the Pattern of Missing Data of a List of Square Matrices
checkRAM

Check the correctness of the RAM formulation
indirectEffect

Estimate the asymptotic covariance matrix of standardized or unstandardized indirect and direct effects
issp05

A Dataset from ISSP (2005)
is.pd

Test Positive Definiteness of a List of Square Matrices
smdMES

Compute Effect Sizes for Multiple End-point Studies
osmasemR2

Calculate the R2 in OSMASEM and OSMASEM3L
reml

Estimate Variance Components with Restricted (Residual) Maximum Likelihood Estimation
reml3L

Estimate Variance Components in Three-Level Univariate Meta-Analysis with Restricted (Residual) Maximum Likelihood Estimation
wls

Conduct a Correlation/Covariance Structure Analysis with WLS
osmasemSRMR

Calculate the SRMR in OSMASEM and OSMASEM3L
smdMTS

Compute Effect Sizes for Multiple Treatment Studies
vcov

Extract Covariance Matrix Parameter Estimates from Objects of Various Classes
vanderPol17

Dataset on the effectiveness of multidimensional family therapy in treating adolescents with multiple behavior problems
vec2symMat

Convert a Vector into a Symmetric Matrix
wvs94b

Forty-four Covariance Matrices on Life Satisfaction, Job Satisfaction, and Job Autonomy
issp89

A Dataset from Cheung and Chan (2005; 2009)
meta3L

Three-Level Univariate Meta-Analysis with Maximum Likelihood Estimation
plot

Plot methods for various objects
uniR2

Second Stage analysis of the univariate R (uniR) approach
metaSEM-package

Meta-Analysis using Structural Equation Modeling
wvs94a

Forty-four Studies from Cheung (2013)
sem

Fit a structural equation model using OpenMx
matrix2bdiag

Convert a Matrix into a Block Diagonal Matrix
osmasem

One-stage meta-analytic structural equation modeling
rerun

Rerun models via mxTryHard()
summary

Summary Method for tssem1, wls, meta, and meta3LFIML Objects
print

Print Methods for various Objects
meta

Univariate and Multivariate Meta-Analysis with Maximum Likelihood Estimation
tssem1

First Stage of the Two-Stage Structural Equation Modeling (TSSEM)
tssemParaVar

Estimate the heterogeneity (SD) of the parameter estimates of the TSSEM object
uniR1

First Stage analysis of the univariate R (uniR) approach
readData

Read External Correlation/Covariance Matrices
rCor

Generate (Nested) Sample/Population Correlation/Covariance Matrices
Boer16

Correlation Matrices from Boer et al. (2016)
Becker83

Studies on Sex Differences in Conformity Reported by Becker (1983)
Aloe14

Multivariate effect sizes between classroom management self-efficacy (CMSE) and other variables reported by Aloe et al. (2014)
Berkey98

Five Published Trails from Berkey et al. (1998)
Chan17

Dataset from Chan, Jones, Jamieson, and Albarracin (2017)
Becker92

Six Studies of Correlation Matrices reported by Becker (1992; 1995)
Becker94

Five Studies of Ten Correlation Matrices reported by Becker and Schram (1994)
Bornmann07

A Dataset from Bornmann et al. (2007)
BCG

Dataset on the Effectiveness of the BCG Vaccine for Preventing Tuberculosis
Becker09

Ten Studies of Correlation Matrices used by Becker (2009)