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A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis
The common formula used for converting a chi-square test into a correlation coefficient for use as an effect size in meta-analysis has a hidden assumption which may be violated in specific instances, leading to an overestimation of the effect size. A corrected formula is provided.
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Formato: | Texto |
Lenguaje: | English |
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Public Library of Science
2010
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2850938/ https://www.ncbi.nlm.nih.gov/pubmed/20383281 http://dx.doi.org/10.1371/journal.pone.0010059 |
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author | Rosenberg, Michael S. |
author_facet | Rosenberg, Michael S. |
author_sort | Rosenberg, Michael S. |
collection | PubMed |
description | The common formula used for converting a chi-square test into a correlation coefficient for use as an effect size in meta-analysis has a hidden assumption which may be violated in specific instances, leading to an overestimation of the effect size. A corrected formula is provided. |
format | Text |
id | pubmed-2850938 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2010 |
publisher | Public Library of Science |
record_format | MEDLINE/PubMed |
spelling | pubmed-28509382010-04-09 A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis Rosenberg, Michael S. PLoS One Research Article The common formula used for converting a chi-square test into a correlation coefficient for use as an effect size in meta-analysis has a hidden assumption which may be violated in specific instances, leading to an overestimation of the effect size. A corrected formula is provided. Public Library of Science 2010-04-07 /pmc/articles/PMC2850938/ /pubmed/20383281 http://dx.doi.org/10.1371/journal.pone.0010059 Text en Michael S. Rosenberg. http://creativecommons.org/licenses/by/4.0/ This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited. |
spellingShingle | Research Article Rosenberg, Michael S. A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title | A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title_full | A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title_fullStr | A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title_full_unstemmed | A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title_short | A Generalized Formula for Converting Chi-Square Tests to Effect Sizes for Meta-Analysis |
title_sort | generalized formula for converting chi-square tests to effect sizes for meta-analysis |
topic | Research Article |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2850938/ https://www.ncbi.nlm.nih.gov/pubmed/20383281 http://dx.doi.org/10.1371/journal.pone.0010059 |
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