| Code | Display | Definition | 
| oneTailedTest  | 
one-tailed test (1 threshold) | 
Used for one-tailed test (1 threshold), no additional elements needed | 
| twoTailedTest  | 
two-tailed test (2 thresholds) | 
Used for two-tailed test (2 threshold), no additional elements needed | 
| zTest  | 
z-test | 
Used for z-test, no additional elements needed | 
| oneSampleTTest  | 
1-sample t-test | 
Used for 1-sample t-test, may be paired with "value" to express degrees of freedom | 
| twoSampleTTest  | 
2-sample t-test | 
Used for 2-sample t-test, may be paired with "value" to express degrees of freedom | 
| pairedTTest  | 
paired t-test | 
Used for paired t-test, may be paired with "value" to express degrees of freedom | 
| chiSquareTest  | 
Chi-square test | 
Used for Chi-square test, may be paired with "value" to express degrees of freedom | 
| chiSquareTestTrend  | 
Chi-square test for trend | 
Used for Chi-square test for trend, may be paired with "value" to express degrees of freedom | 
| pearsonCorrelation  | 
Pearson correlation | 
Used for Pearson correlation, no additional elements needed | 
| anova  | 
ANOVA (ANalysis Of VAriance) | 
Used for ANOVA method of analysis, may be paired with "value" to express degrees of freedom | 
| anovaOneWay  | 
one-way ANOVA | 
Used for one-way ANOVA method of analysis, may be paired with "value" to express degrees of freedom | 
| anovaTwoWay  | 
2-way ANOVA without replication | 
Used for 2-way ANOVA without replication method of analysis, may be paired with "value" to express degrees of freedom | 
| anovaTwoWayReplication  | 
2-way ANOVA with replication | 
Used for 2-way ANOVA with replication method of analysis, may be paired with "value" to express degrees of freedom | 
| manova  | 
multivariate ANOVA (MANOVA) | 
Used for multivariate ANOVA (MANOVA) method of analysis, may be paired with "value" to express degrees of freedom | 
| anovaThreeWay  | 
3-way ANOVA | 
Used for 3-way ANOVA method of analysis, may be paired with "value" to express degrees of freedom | 
| signTest  | 
sign test | 
Used for sign test, no additional elements needed | 
| wilcoxonSignedRankTest  | 
Wilcoxon signed-rank test | 
Used for Wilcoxon signed-rank test, no additional elements needed | 
| wilcoxonRankSumTest  | 
Wilcoxon rank-sum test | 
Used for Wilcoxon rank-sum test, no additional elements needed | 
| mannWhitneyUTest  | 
Mann-Whitney U test | 
Used for Mann-Whitney U test, no additional elements needed | 
| fishersExactTest  | 
Fisher’s exact test | 
Used for Fisher's exact test, may be paired with "value" to express degrees of freedom | 
| mcnemarsTest  | 
McNemar’s test | 
Used for McNemar's test, no additional elements needed | 
| kruskalWallisTest  | 
Kruskal Wallis test | 
Used for Kruskal Wallis test, may be paired with "value" to express degrees of freedom | 
| spearmanCorrelation  | 
Spearman correlation | 
Used for Spearman correlation, no additional elements needed | 
| kendallCorrelation  | 
Kendall correlation | 
Used for Kendall correlation, no additional elements needed | 
| friedmanTest  | 
Friedman test | 
Used for Friedman test, no additional elements needed | 
| goodmanKruskasGamma  | 
Goodman Kruska’s Gamma | 
Used for Goodman Kruska’s Gamma, no additional elements needed | 
| glm  | 
GLM (Generalized Linear Model) | 
Used for GLM (Generalized Linear Model), no additional elements needed | 
| glmProbit  | 
GLM with probit link | 
Used for GLM with probit link, no additional elements needed | 
| glmLogit  | 
GLM with logit link | 
Used for GLM with logit link, no additional elements needed | 
| glmIdentity  | 
GLM with identity link | 
Used for GLM with identity link, no additional elements needed | 
| glmLog  | 
GLM with log link | 
Used for GLM with log link, no additional elements needed | 
| glmGeneralizedLogit  | 
GLM with generalized logit link | 
Used for GLM with generalized logit link, no additional elements needed | 
| glmm  | 
Generalized linear mixed model (GLMM) | 
Used for Generalized linear mixed model (GLMM), no additional elements needed | 
| glmmProbit  | 
GLMM with probit link | 
Used for GLMM with probit link, no additional elements needed | 
| glmmLogit  | 
GLMM with logit link | 
Used for GLMM with logit link, no additional elements needed | 
| glmmIdentity  | 
GLMM with identity link | 
Used for GLMM with identity link, no additional elements needed | 
| glmmLog  | 
GLMM with log link | 
Used for GLMM with log link, no additional elements needed | 
| glmmGeneralizedLogit  | 
GLMM with generalized logit link | 
Used for GLMM with generalized logit link, no additional elements needed | 
| linearRegression  | 
Linear Regression | 
Used for linear regression method of analysis, no additional elements needed | 
| logisticRegression  | 
Logistic Regression | 
Used for logistic regression method of analysis, no additional elements needed | 
| polynomialRegression  | 
Polynomial Regression | 
Used for Polynomial regression method of analysis, no additional elements needed | 
| coxProportionalHazards  | 
Cox Proportional Hazards | 
Used for Cox proportional hazards method of analysis, no additional elements needed | 
| binomialDistributionRegression  | 
Binomial Distribution for Regression | 
Used for Binomial Distribution for Regression, no additional elements needed | 
| multinomialDistributionRegression  | 
Multinomial Distribution for Regression | 
Used for Multinomial Distribution for Regression, no additional elements needed | 
| poissonRegression  | 
Poisson Regression | 
Used for Poisson Regression, no additional elements needed | 
| negativeBinomialRegression  | 
Negative Binomial Regression | 
Used for Negative Binomial Regression, no additional elements needed | 
| zeroCellConstant  | 
Zero-cell adjustment with constant | 
Zero-cell adjustment done by adding a constant to all cells of affected studies, paired with "value" to define the constant | 
| zeroCellContinuityCorrection  | 
Zero-cell adjustment with continuity correction | 
Zero-cell adjustment done by treatment arm continuity correction, no additional elements needed | 
| adjusted  | 
Adjusted analysis | 
Used for adjusted analysis, paired with variable element(s) | 
| interactionTerm  | 
Interaction term | 
Used for interaction term, paired with "value" and two or more variable elements | 
| manteHaenszelMethod  | 
Mantel-Haenszel method | 
Used for Mantel-Haenszel method, no additional elements needed | 
| metaAnalysis  | 
Meta-analysis | 
Used for meta-analysis, no additional elements needed | 
| inverseVariance  | 
Inverse variance method | 
Used for inverse variance method of meta-analysis, no additional elements needed | 
| petoMethod  | 
Peto method | 
Used for Peto method of meta-analysis, no additional elements needed | 
| hartungKnapp  | 
Hartung-Knapp adjustment | 
Hartung-Knapp/Hartung-Knapp-Sidik-Jonkman adjustment used in meta-analysis, no additional elements needed | 
| modifiedHartungKnapp  | 
Modified Hartung-Knapp adjustment | 
Modified Hartung-Knapp/Hartung-Knapp-Sidik-Jonkman adjustment used in meta-analysis, no additional elements needed | 
| effectsFixed  | 
Fixed-effects | 
From a fixed-effects analysis, no additional elements needed | 
| effectsRandom  | 
Random-effects | 
From a random-effects analysis, no additional elements needed | 
| chiSquareTestHomogeneity  | 
Chi-square test for homogeneity | 
Used for Chi-square test for homogeneity, may be paired with "value" to express degrees of freedom | 
| dersimonianLairdMethod  | 
Dersimonian-Laird method | 
Used for Dersimonian-Laird method of tau estimation, no additional elements needed | 
| pauleMandelMethod  | 
Paule-Mandel method | 
Used for Paule-Mandel method of tau estimation, no additional elements needed | 
| restrictedLikelihood  | 
Restricted Maximum Likelihood method | 
Used for Restricted Maximum Likelihood method of tau estimation, no additional elements needed | 
| maximumLikelihood  | 
Maximum Likelihood method | 
Used for Maximum Likelihood method of tau estimation, no additional elements needed | 
| empiricalBayes  | 
Empirical Bayes method | 
Used for Empirical Bayes method of tau estimation, no additional elements needed | 
| hunterSchmidt  | 
Hunter-Schmidt method | 
Used for Hunter-Schmidt method of tau estimation, no additional elements needed | 
| sidikJonkman  | 
Sidik-Jonkman method | 
Used for Sidik-Jonkman method of tau estimation, no additional elements needed | 
| hedgesMethod  | 
Hedges method | 
Used for Hedges method of tau estimation, no additional elements needed | 
| tauDersimonianLaird  | 
Dersimonian-Laird method | 
Dersimonian-Laird method for tau squared | 
| tauPauleMandel  | 
Paule-Mandel method | 
Paule-Mandel method for tau squared | 
| tauRestrictedMaximumLikelihood  | 
Restricted Maximum Likelihood method | 
Restricted Maximum Likelihood method for tau squared | 
| tauMaximumLikelihood  | 
Maximum Likelihood method | 
Maximum Likelihood method for tau squared | 
| tauEmpiricalBayes  | 
Empirical Bayes method | 
Empirical Bayes method for tau squared | 
| tauHunterSchmidt  | 
Hunter-Schmidt method | 
Hunter-Schmidt method for tau squared | 
| tauSidikJonkman  | 
Sidik-Jonkman method | 
Sidik-Jonkman method for tau squared | 
| tauHedges  | 
Hedges method | 
Hedges method for tau squared | 
| poolMantelHaenzsel  | 
Mantel-Haenszel method | 
Mantel-Haenszel method for pooling in meta-analysis | 
| poolInverseVariance  | 
Inverse variance method | 
Inverse variance method for pooling in meta-analysis | 
| poolPeto  | 
Peto method | 
Peto method for pooling in meta-analysis | 
| poolGeneralizedLinearMixedModel  | 
Generalized linear mixed model (GLMM) | 
Generalized linear mixed model (GLMM) method for pooling in meta-analysis |