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Core MARS Models

Fit univariate, multivariate, multilevel, and related MARS models.

mars()
Fit MARS Meta-Analytic Models
estimation()
Master Estimation Function
mixed_corr_meta()
Mixed Correlation Matrix for Meta-Analytic Path Modeling
corr_to_mars()
Convert a Mixed Correlation Object to a mars-Compatible Object
masmr() summary(<masmr>) print(<summary.masmr>)
Methodology-Adjusted Substantive Meta-Regression (MASMR)
model_fit()
Fit Path Models to a Correlation Matrix
path_model()
Path Model Function
find_reg_coef()
Find regression coefficients
find_B()
Estimate Regression Coefficients from a Correlation Matrix
Mul_R2()
Mul R2
c_mat_ft()
Build Implied Correlation Matrices for Observed Path Models
OS()
Olkin & Siotani 1976 variance-covariance numerator
olkin_siotani()
Olkin & Siotani variance-covariance matrix
tau_u_computation()
Tau U effect size
hsmd() print(<hsmd>)
Harmonized Standardized Mean Differences
hsmd_effect_sizes()
Compute HSMD effect-size columns

Data Preparation and Example Data

df_to_corr()
Helper function to read in data
bcg
BCG Vaccine Trial Data
becker09
Becker 2009 Correlation Data
hsmd_example_1
HSMD Example 1 Data
hsmd_example_2
HSMD Example 2 Data
math_correlations
Math Correlations Data
school
Modified School Calendar Meta-analysis Data
smd_data
Simulated Multivariate Standardized Mean Difference Data
teacher_expectancy
Teacher Expectancy Data

Within-Study Covariance and Heterogeneity

profile_likelihood()
Profile Likelihood for mars Models
profile_random_effects()
Profile Likelihood for Random-Effects Variance Parameters
plot(<profile_likelihood>)
Plot Profile-Likelihood Curves

Diagnostics and Publication Bias

residuals(<mars>)
Residuals for MARS Models
residual_diagnostics()
Residual Diagnostics for MARS Models
plot_residual_panel()
Plot residual diagnostics panels for MARS models
influence_diagnostics()
Influence Diagnostics for MARS Models
publication_bias()
Publication Bias Adjustment
funnel_plot()
Funnel Plot for Publication-Bias Models
selection_plot() plot(<pub_bias>)
Selection-Function Plot for Publication-Bias Models

Alternative Estimation and Resampling

bootstrap_mars()
Boostrap mars wrapper
replicate_bootstrap()
Replicate the bootstrap computations
sample_jackknife()
Jackknife mars wrapper
replicate_jackknife()
Replicate the jackknife computations
permutation_mars()
Permutation mars wrapper
replicate_permutation()
Replicate the permutation computations
conduct_permutation()
Conduct permutation computations
mars_alt_estimation()
Primary main alternative estimation function
compute_alt_stats()
Compute summaries from alternative estimation replications
plot(<mars_boot>)
Plot alternative-estimation replications

Network Meta-Analysis

network_meta()
Network Meta-analysis with MARS
predict(<nma_mars>)
Predict treatment contrasts from a fitted network_meta model
network_pairwise_data()
Convert arm-level study data to contrast-level network meta-analysis data
network_league_table()
Create a formatted league table from a fitted network meta-analysis
network_prediction_intervals()
Prediction intervals for all network treatment contrasts
network_design_inconsistency()
Design-level inconsistency diagnostics for network meta-analysis
network_component_meta()
Additive component network meta-analysis
network_complex_effect()
Estimate arbitrary complex interventions from a component NMA
network_bias_test()
Small-study asymmetry test for network meta-analysis
network_graph_plot()
Base R Network Graph for Network Meta-analysis
network_forest_plot()
Forest Plot for Network Meta-analysis Effects
network_forest_overlay_plot()
Overlay Forest Plot for Direct, Indirect, and Total Network Effects
network_funnel_plot()
Comparison-adjusted funnel plot for network meta-analysis
network_contribution_heatmap()
Heatmap for Network Contribution Matrix

Network Resampling

bootstrap_network_meta()
Bootstrap network meta-analysis
replicate_network_bootstrap()
Replicate network meta-analysis bootstraps
jackknife_network_meta()
Jackknife network meta-analysis
replicate_network_jackknife()
Replicate network meta-analysis jackknife omissions
permutation_network_meta()
Permute effect values for network meta-analysis
replicate_network_permutation()
Replicate network meta-analysis effect permutations
network_alt_estimation()
Primary network meta-analysis alternative-estimation function
compute_network_alt_stats()
Compute summaries from network meta-analysis resampling replications

Correlation Synthesis Reports and Factor Models

efa_from_synthesis() summary(<efa_mars>) print(<efa_mars>)
Exploratory Factor Analysis After Correlation Synthesis
cfa_from_synthesis()
Confirmatory Factor Analysis After Correlation Synthesis
synthesis_factor_report() summary(<synthesis_report>) print(<synthesis_report>) plot(<synthesis_report>)
Standardized Report for Correlation Synthesis and Latent Factors
as_markdown() as_html() as_docx()
Export Synthesis Reports

Exploratory Random-Forest Meta-Analysis

mars_rf()
Random Forest Meta-Analysis Models
mars_rf_univariate()
Univariate Random Forest Meta-Analysis
mars_rf_multivariate()
Multivariate Random Forest Meta-Analysis
mars_rf_multilevel()
Multilevel Random Forest Meta-Analysis
rf_importance()
Random Forest Variable Importance

Review Graphics

forest_plot()
Forest Plot for Meta-Analysis Results
gap_map_plot()
Evidence Gap Map Plot
prisma_diagram()
PRISMA Flow Diagram (Base R)
risk_of_bias_plot()
Risk-of-Bias Traffic Light and Aggregate Bar Plot