Concepedia

I-squared Statistic

I-Squared Statistic is a statistical metric that quantifies the percentage of total variation across studies in a meta-analysis attributable to heterogeneity rather than chance.

64

Publications

15.9K

Citations

248

Authors

134

Institutions

Publications per year

2017–2026

33

Variants

I-squaredI2 Statistic

Parents

Publications

64

Assessing heterogeneity in meta-analysis: Q statistic or I² index?

Tania B. Huedo–Medina, Julio Sánchez‐Meca, Fulgencio Marín‐Martínez et al. · Psychological Methods · 2006 · 4.3K citations

, , +9

Basics of meta‐analysis: <i>I</i><sup>2</sup> is not an absolute measure of heterogeneity

Michael Borenstein, Julian P. T. Higgins, Larry V. Hedges et al. · Research Synthesis Methods · 2017 · 1.8K citations · Full text

, , +11

Assessing the suitability of summary data for two-sample Mendelian randomization analyses using MR-Egger regression: the role of the I2 statistic

Jack Bowden, Fabiola Del Greco M, Cosetta Minelli et al. · International Journal of Epidemiology · 2016 · 1.7K citations · Full text

, , +13

Undue reliance on I2 in assessing heterogeneity may mislead

Gerta Rücker, Guido Schwarzer, James R. Carpenter et al. · BMC Medical Research Methodology · 2008 · 1.3K citations · Full text

, , +15

The heterogeneity statistic I2 can be biased in small meta-analyses

Paul T. von Hippel · BMC Medical Research Methodology · 2015 · 1.2K citations · Full text

, , +8

1–5 of 64

Authors

248

  1. JP
    Julian P. T. Higgins

    University of Bristol, United Kingdom

    3 publications · 2K citations

    3

    h-index

  2. MB
    Michael Borenstein

    Long Island Jewish Medical Center, United States

    3 publications · 2.2K citations

    3

    h-index

  3. VN
    Victoria Nyawira Nyaga

    Institut Scientifique de Santé Publique, Belgium

    2 publications · 28 citations

    2

    h-index

  4. MA
    Marc Aerts

    Hasselt University, Belgium

    2 publications · 28 citations

    2

    h-index

  5. JA
    James Algina

    University of Florida, United States

    2 publications · 69 citations

    2

    h-index

1–5 of 248

Institutions

134

  1. University of Bristol

    Bristol, United Kingdom

    4 h-index

    5 publications

    5.3K citations

  2. Biostat (United States)

    Englewood, United States

    3 h-index

    3 publications

    2.2K citations

  3. University of Southampton

    Southampton, United Kingdom

    2 h-index

    2 publications

    65 citations

  4. Thammasat University

    Bangkok, Thailand

    2 h-index

    2 publications

    65 citations

  5. London School of Hygiene & Tropical Medicine

    London, United Kingdom

    2 h-index

    9 publications

    1.9K citations

  6. University of Münster

    Münster, Germany

    2 h-index

    4 publications

    149 citations

  7. McMaster University

    Hamilton, Canada

    2 h-index

    6 publications

    2.6K citations

  8. Shahid Beheshti University of Medical Sciences

    Tehran, Iran

    2 h-index

    6 publications

    147 citations

1–8 of 134

Venues

  1. Psychological Methods

    3 publications · 4.3K citations

    3

    h-index

  2. Biometrika

    3 publications · 115 citations

    3

    h-index

  3. Research Synthesis Methods

    3 publications · 2.4K citations

    3

    h-index

  4. Medicine

    2 publications · 60 citations

    2

    h-index

  5. RePEc: Research Papers in Economics

    Repository · 2 publications · 100 citations

    2

    h-index

1–5