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      "date": "2025-09-01"
    },
    {
      "version": "8.3-0",
      "date": "2026-04-02"
    },
    {
      "version": "8.5-0",
      "date": "2026-05-25"
    }
  ],
  "_exports": [
    ".forestArgs",
    "asin2ir",
    "asin2p",
    "backtransf",
    "baujat",
    "blup",
    "bubble",
    "ci",
    "cidprop",
    "cilayout",
    "cor2z",
    "drapery",
    "estimates",
    "forest",
    "forest_dims",
    "funnel",
    "gs",
    "inches2units",
    "JAMAlabels",
    "labbe",
    "logit2p",
    "logVR2VE",
    "longarm",
    "metaadd",
    "metabias",
    "metabin",
    "metabind",
    "metacont",
    "metacor",
    "metacr",
    "metacum",
    "metagen",
    "metainc",
    "metainf",
    "metamean",
    "metamerge",
    "metaprop",
    "metarate",
    "metareg",
    "nnt",
    "or2smd",
    "p2asin",
    "p2logit",
    "pairwise",
    "radial",
    "rd",
    "read.cdir",
    "read.mtv",
    "read.rm5",
    "rob",
    "settings.meta",
    "setvals",
    "smd2or",
    "traffic_light",
    "transf",
    "trimfill",
    "units2inches",
    "VE2logVR",
    "z2cor"
  ],
  "_datasets": [
    {
      "name": "amlodipine",
      "title": "Amlodipine for Work Capacity",
      "object": "amlodipine",
      "file": "amlodipine.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "n.amlo",
        "mean.amlo",
        "var.amlo",
        "n.plac",
        "mean.plac",
        "var.plac"
      ],
      "rows": 8,
      "table": true,
      "tojson": true
    },
    {
      "name": "caffeine",
      "title": "Caffeine for daytime drowsiness",
      "object": "caffeine",
      "file": "caffeine.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "year",
        "h.caf",
        "n.caf",
        "h.decaf",
        "n.decaf",
        "D1",
        "D2",
        "D3",
        "D4",
        "D5",
        "rob"
      ],
      "rows": 8,
      "table": true,
      "tojson": true
    },
    {
      "name": "cisapride",
      "title": "Cisapride in Non-Ulcer Dispepsia",
      "object": "cisapride",
      "file": "cisapride.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "event.cisa",
        "n.cisa",
        "event.plac",
        "n.plac"
      ],
      "rows": 13,
      "table": true,
      "tojson": true
    },
    {
      "name": "Fleiss1993bin",
      "title": "Aspirin after Myocardial Infarction",
      "object": "Fleiss1993bin",
      "file": "Fleiss1993bin.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "year",
        "d.asp",
        "n.asp",
        "d.plac",
        "n.plac"
      ],
      "rows": 7,
      "table": true,
      "tojson": true
    },
    {
      "name": "Fleiss1993cont",
      "title": "Mental Health Treatment",
      "object": "Fleiss1993cont",
      "file": "Fleiss1993cont.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "year",
        "n.psyc",
        "mean.psyc",
        "sd.psyc",
        "n.cont",
        "mean.cont",
        "sd.cont"
      ],
      "rows": 5,
      "table": true,
      "tojson": true
    },
    {
      "name": "Fleiss93",
      "title": "Aspirin after Myocardial Infarction",
      "object": "Fleiss93",
      "file": "Fleiss93.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "year",
        "event.e",
        "n.e",
        "event.c",
        "n.c"
      ],
      "rows": 7,
      "table": true,
      "tojson": true
    },
    {
      "name": "Fleiss93cont",
      "title": "Mental Health Treatment",
      "object": "Fleiss93cont",
      "file": "Fleiss93cont.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "year",
        "n.e",
        "mean.e",
        "sd.e",
        "n.c",
        "mean.c",
        "sd.c"
      ],
      "rows": 5,
      "table": true,
      "tojson": true
    },
    {
      "name": "lungcancer",
      "title": "Smoking example",
      "object": "lungcancer",
      "file": "lungcancer.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "participants",
        "d.smokers",
        "py.smokers",
        "d.nonsmokers",
        "py.nonsmokers"
      ],
      "rows": 7,
      "table": true,
      "tojson": true
    },
    {
      "name": "Olkin1995",
      "title": "Thrombolytic Therapy after Acute Myocardial Infarction",
      "object": "Olkin1995",
      "file": "Olkin1995.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "author",
        "year",
        "ev.exp",
        "n.exp",
        "ev.cont",
        "n.cont"
      ],
      "rows": 70,
      "table": true,
      "tojson": true
    },
    {
      "name": "Olkin95",
      "title": "Thrombolytic Therapy after Acute Myocardial Infarction",
      "object": "Olkin95",
      "file": "Olkin95.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "author",
        "year",
        "event.e",
        "n.e",
        "event.c",
        "n.c"
      ],
      "rows": 70,
      "table": true,
      "tojson": true
    },
    {
      "name": "Pagliaro1992",
      "title": "Meta-analysis on Prevention of First Bleeding in Cirrhosis",
      "object": "Pagliaro1992",
      "file": "Pagliaro1992.rda",
      "class": [
        "data.frame",
        "pairwise"
      ],
      "fields": [
        "id",
        "treat.exp",
        "logOR",
        "selogOR",
        "bleed.exp",
        "n.exp",
        "bleed.plac",
        "n.plac"
      ],
      "rows": 28,
      "table": true,
      "tojson": true
    },
    {
      "name": "smoking",
      "title": "Smoking example",
      "object": "smoking",
      "file": "smoking.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "study",
        "participants",
        "d.smokers",
        "py.smokers",
        "d.nonsmokers",
        "py.nonsmokers"
      ],
      "rows": 7,
      "table": true,
      "tojson": true
    },
    {
      "name": "woodyplants",
      "title": "Elevated CO_2 and total biomass of woody plants",
      "object": "woodyplants",
      "file": "woodyplants.rda",
      "class": [
        "data.frame"
      ],
      "fields": [
        "obsno",
        "papno",
        "treat",
        "level",
        "n.amb",
        "mean.amb",
        "sd.amb",
        "n.elev",
        "mean.elev",
        "sd.elev"
      ],
      "rows": 102,
      "table": true,
      "tojson": true
    }
  ],
  "_help": [
    {
      "page": "meta-package",
      "title": "meta: Brief overview of methods and general hints",
      "topics": [
        "meta-package",
        "meta"
      ]
    },
    {
      "page": "sub-.longarm",
      "title": "Extract parts of longarm object",
      "topics": [
        "[,longarm",
        "[.longarm"
      ]
    },
    {
      "page": "sub-.pairwise",
      "title": "Extract parts of pairwise object",
      "topics": [
        "[,pairwise",
        "[.pairwise"
      ]
    },
    {
      "page": "amlodipine",
      "title": "Amlodipine for Work Capacity",
      "topics": [
        "amlodipine"
      ]
    },
    {
      "page": "as.data.frame.meta",
      "title": "Coerce to a data frame",
      "topics": [
        "as.data.frame.meta"
      ]
    },
    {
      "page": "barplot.rob",
      "title": "Produce weighted bar plot of risk of bias assessment",
      "topics": [
        "barplot.rob"
      ]
    },
    {
      "page": "baujat.meta",
      "title": "Baujat plot to explore heterogeneity in meta-analysis",
      "topics": [
        "baujat",
        "baujat.meta"
      ]
    },
    {
      "page": "blup.meta",
      "title": "Calculate best linear unbiased predictor for 'meta' object",
      "topics": [
        "blup",
        "blup.meta",
        "estimates.blup.meta",
        "print.blup.meta",
        "print.estimates.blup.meta"
      ]
    },
    {
      "page": "bubble.metareg",
      "title": "Bubble plot to display the result of a meta-regression",
      "topics": [
        "bubble",
        "bubble.metareg"
      ]
    },
    {
      "page": "caffeine",
      "title": "Caffeine for daytime drowsiness",
      "topics": [
        "caffeine"
      ]
    },
    {
      "page": "ci",
      "title": "Calculation of confidence intervals (based on normal approximation or t-distribution)",
      "topics": [
        "ci"
      ]
    },
    {
      "page": "cidprop",
      "title": "Calculate expected proportion of comparable studies with clinically important benefit or harm",
      "topics": [
        "cidprop",
        "cidprop.meta",
        "print.cidprop"
      ]
    },
    {
      "page": "cisapride",
      "title": "Cisapride in Non-Ulcer Dispepsia",
      "topics": [
        "cisapride"
      ]
    },
    {
      "page": "drapery",
      "title": "Drapery plot",
      "topics": [
        "drapery"
      ]
    },
    {
      "page": "estimates",
      "title": "Extract results from meta-analysis object",
      "topics": [
        "estimates",
        "estimates.meta",
        "print.estimates.meta"
      ]
    },
    {
      "page": "Fleiss1993bin",
      "title": "Aspirin after Myocardial Infarction",
      "topics": [
        "Fleiss1993bin",
        "Fleiss93"
      ]
    },
    {
      "page": "Fleiss1993cont",
      "title": "Mental Health Treatment",
      "topics": [
        "Fleiss1993cont",
        "Fleiss93cont"
      ]
    },
    {
      "page": "forest_dims",
      "title": "Auxiliary functions to calculate the dimensions of a forest plot",
      "topics": [
        "forest_dims",
        "inches2units",
        "units2inches"
      ]
    },
    {
      "page": "forest.meta",
      "title": "Forest plot to display the result of a meta-analysis",
      "topics": [
        ".forestArgs",
        "forest",
        "forest.meta",
        "plot.meta"
      ]
    },
    {
      "page": "forest.metabind",
      "title": "Forest plot to display the result of a meta-analysis",
      "topics": [
        "forest.metabind"
      ]
    },
    {
      "page": "forest.metacum",
      "title": "Forest plot to display the result of a cumulative meta-analysis",
      "topics": [
        "forest.metacum"
      ]
    },
    {
      "page": "forest.metainf",
      "title": "Forest plot to display the result of a leave-one-out meta-analysis",
      "topics": [
        "forest.metainf"
      ]
    },
    {
      "page": "funnel.meta",
      "title": "Funnel plot",
      "topics": [
        "funnel",
        "funnel.meta",
        "setvals"
      ]
    },
    {
      "page": "gs",
      "title": "Get default for a meta-analysis setting.",
      "topics": [
        "gs"
      ]
    },
    {
      "page": "JAMAlabels",
      "title": "Create study labels in JAMA layout (deprecated function)",
      "topics": [
        "JAMAlabels"
      ]
    },
    {
      "page": "labbe",
      "title": "L'Abbé plot for meta-analysis with binary outcomes",
      "topics": [
        "labbe",
        "labbe.default",
        "labbe.metabin"
      ]
    },
    {
      "page": "labels.meta",
      "title": "Create study labels for forest plot",
      "topics": [
        "labels.meta"
      ]
    },
    {
      "page": "longarm",
      "title": "Transform data from pairwise comparisons to long arm-based format",
      "topics": [
        "longarm"
      ]
    },
    {
      "page": "meta-object",
      "title": "Description of R object of class \"meta\"",
      "topics": [
        "meta-object"
      ]
    },
    {
      "page": "meta-sm",
      "title": "Description of summary measures available in R package *meta*",
      "topics": [
        "meta-sm"
      ]
    },
    {
      "page": "meta-transf",
      "title": "Auxiliary functions for (back) transformations",
      "topics": [
        "asin2ir",
        "asin2p",
        "backtransf",
        "cor2z",
        "logit2p",
        "logVR2VE",
        "meta-transf",
        "p2asin",
        "p2logit",
        "transf",
        "VE2logVR",
        "z2cor"
      ]
    },
    {
      "page": "metaadd",
      "title": "Add pooled results from external analysis to meta-analysis",
      "topics": [
        "metaadd"
      ]
    },
    {
      "page": "metabias",
      "title": "Test for funnel plot asymmetry",
      "topics": [
        "metabias",
        "metabias.default",
        "metabias.meta",
        "print.metabias"
      ]
    },
    {
      "page": "metabias.rm5",
      "title": "Cochrane review: Test for funnel plot asymmetry",
      "topics": [
        "metabias.cdir",
        "metabias.rm5"
      ]
    },
    {
      "page": "metabin",
      "title": "Meta-analysis of binary outcome data",
      "topics": [
        "metabin"
      ]
    },
    {
      "page": "metabind",
      "title": "Combine and summarize meta-analysis objects",
      "topics": [
        "metabind"
      ]
    },
    {
      "page": "metacont",
      "title": "Meta-analysis of continuous outcome data",
      "topics": [
        "metacont"
      ]
    },
    {
      "page": "metacor",
      "title": "Meta-analysis of correlations",
      "topics": [
        "metacor"
      ]
    },
    {
      "page": "metacr",
      "title": "Meta-analysis of outcome data from Cochrane review",
      "topics": [
        "metacr"
      ]
    },
    {
      "page": "metacum",
      "title": "Cumulative meta-analysis",
      "topics": [
        "metacum",
        "metacum.default",
        "metacum.meta"
      ]
    },
    {
      "page": "metagen",
      "title": "Generic inverse variance meta-analysis",
      "topics": [
        "metagen"
      ]
    },
    {
      "page": "metainc",
      "title": "Meta-analysis of incidence rates",
      "topics": [
        "metainc"
      ]
    },
    {
      "page": "metainf",
      "title": "Influence analysis in meta-analysis using leave-one-out method",
      "topics": [
        "metainf",
        "metainf.default",
        "metainf.meta"
      ]
    },
    {
      "page": "metamean",
      "title": "Meta-analysis of single means",
      "topics": [
        "metamean"
      ]
    },
    {
      "page": "metamerge",
      "title": "Merge results of two meta-analyses on the same data set",
      "topics": [
        "metamerge"
      ]
    },
    {
      "page": "metaprop",
      "title": "Meta-analysis of single proportions",
      "topics": [
        "metaprop"
      ]
    },
    {
      "page": "metarate",
      "title": "Meta-analysis of single incidence rates",
      "topics": [
        "metarate"
      ]
    },
    {
      "page": "metareg",
      "title": "Meta-regression",
      "topics": [
        "metareg",
        "metareg.default",
        "metareg.meta"
      ]
    },
    {
      "page": "nnt",
      "title": "Calculate the number needed to treat (NNT)",
      "topics": [
        "nnt",
        "nnt.default",
        "nnt.meta",
        "print.nnt.default",
        "print.nnt.meta"
      ]
    },
    {
      "page": "Olkin1995",
      "title": "Thrombolytic Therapy after Acute Myocardial Infarction",
      "topics": [
        "Olkin1995",
        "Olkin95"
      ]
    },
    {
      "page": "or2smd",
      "title": "Conversion from log odds ratio to standardised mean difference",
      "topics": [
        "or2smd"
      ]
    },
    {
      "page": "Pagliaro1992",
      "title": "Meta-analysis on Prevention of First Bleeding in Cirrhosis",
      "topics": [
        "Pagliaro1992"
      ]
    },
    {
      "page": "pairwise",
      "title": "Transform meta-analysis data from two arm-based formats into contrast-based format",
      "topics": [
        "pairwise"
      ]
    },
    {
      "page": "plot.cidprop",
      "title": "Plot density of prediction distribution highlighting areas of clinically important benefit or harm",
      "topics": [
        "plot.cidprop"
      ]
    },
    {
      "page": "print.meta",
      "title": "Print meta-analysis results",
      "topics": [
        "cilayout",
        "print.meta"
      ]
    },
    {
      "page": "print.metacum",
      "title": "Print results of a cumulative meta-analysis",
      "topics": [
        "print.metacum"
      ]
    },
    {
      "page": "print.metainf",
      "title": "Print results of a leave-one-out meta-analysis",
      "topics": [
        "print.metainf"
      ]
    },
    {
      "page": "print.rm5",
      "title": "Cochrane review: summary of meta-analyses",
      "topics": [
        "print.rm5"
      ]
    },
    {
      "page": "print.summary.meta",
      "title": "Print detailed meta-analysis results",
      "topics": [
        "print.summary.meta"
      ]
    },
    {
      "page": "radial",
      "title": "Radial plot",
      "topics": [
        "radial",
        "radial.default",
        "radial.meta"
      ]
    },
    {
      "page": "rd",
      "title": "Calculate the risk difference from meta-analysis results",
      "topics": [
        "print.rd.default",
        "print.rd.meta",
        "rd",
        "rd.default",
        "rd.meta"
      ]
    },
    {
      "page": "read.cdir",
      "title": "Import data of Cochrane intervention review",
      "topics": [
        "print.cdir",
        "read.cdir"
      ]
    },
    {
      "page": "read.mtv",
      "title": "Import RevMan 4 data files (.mtv)",
      "topics": [
        "read.mtv"
      ]
    },
    {
      "page": "read.rm5",
      "title": "Import RevMan 5 analysis data",
      "topics": [
        "Fleiss1993_CR",
        "read.rm5"
      ]
    },
    {
      "page": "rob",
      "title": "Risk of bias assessment",
      "topics": [
        "print.rob",
        "rob"
      ]
    },
    {
      "page": "settings.meta",
      "title": "Print and change default meta-analysis settings in R package *meta*",
      "topics": [
        "settings.meta"
      ]
    },
    {
      "page": "smd2or",
      "title": "Conversion from standardised mean difference to log odds ratio",
      "topics": [
        "smd2or"
      ]
    },
    {
      "page": "smoking",
      "title": "Smoking example",
      "topics": [
        "lungcancer",
        "smoking"
      ]
    },
    {
      "page": "subset.longarm",
      "title": "Return subset of longarm object",
      "topics": [
        "subset.longarm"
      ]
    },
    {
      "page": "subset.pairwise",
      "title": "Return subset of pairwise object",
      "topics": [
        "subset.pairwise"
      ]
    },
    {
      "page": "summary.meta",
      "title": "Summary of meta-analysis results",
      "topics": [
        "summary.meta"
      ]
    },
    {
      "page": "summary.rm5",
      "title": "Cochrane review: detailed summary of meta-analyses",
      "topics": [
        "print.summary.cdir",
        "print.summary.rm5",
        "summary.cdir",
        "summary.rm5"
      ]
    },
    {
      "page": "traffic_light",
      "title": "Produce traffic light plot of risk of bias assessment",
      "topics": [
        "traffic_light"
      ]
    },
    {
      "page": "trimfill",
      "title": "Trim-and-fill method to adjust for bias in meta-analysis",
      "topics": [
        "trimfill",
        "trimfill.default",
        "trimfill.meta"
      ]
    },
    {
      "page": "trimfill.rm5",
      "title": "Cochrane review: trim-and-fill method",
      "topics": [
        "print.trimfill.cdir",
        "print.trimfill.rm5",
        "trimfill.cdir",
        "trimfill.rm5"
      ]
    },
    {
      "page": "update.meta",
      "title": "Update a meta-analysis object",
      "topics": [
        "update.meta"
      ]
    },
    {
      "page": "weights.meta",
      "title": "Calculate absolute and percentage weights for meta-analysis",
      "topics": [
        "weights.meta"
      ]
    },
    {
      "page": "woodyplants",
      "title": "Elevated CO_2 and total biomass of woody plants",
      "topics": [
        "woodyplants"
      ]
    }
  ],
  "_readme": "https://github.com/guido-s/meta/raw/HEAD/README.md",
  "_rundeps": [
    "bit",
    "bit64",
    "boot",
    "cli",
    "clipr",
    "CompQuadForm",
    "cpp11",
    "crayon",
    "digest",
    "dplyr",
    "farver",
    "generics",
    "ggplot2",
    "glue",
    "gtable",
    "hms",
    "isoband",
    "labeling",
    "lattice",
    "lifecycle",
    "lme4",
    "magrittr",
    "MASS",
    "mathjaxr",
    "Matrix",
    "metabook",
    "metadat",
    "metafor",
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