The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys

It is important to evaluate risk of bias of the primary studies included in systematic reviews and meta-analyses. Since tools pertinent to surveys are scarce, the goal of the current research was to develop a measure to address this need. In Study 1, an initial list of 10 relevant topics was compile...

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Main Authors: Gabriel Nudelman, Kathleen Otto
Format: Article
Language:English
Published: PsychOpen GOLD/ Leibniz Institute for Psychology 2020-12-01
Series:Methodology
Subjects:
Online Access:https://meth.psychopen.eu/index.php/meth/article/view/4329
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author Gabriel Nudelman
Kathleen Otto
author_facet Gabriel Nudelman
Kathleen Otto
author_sort Gabriel Nudelman
collection DOAJ
description It is important to evaluate risk of bias of the primary studies included in systematic reviews and meta-analyses. Since tools pertinent to surveys are scarce, the goal of the current research was to develop a measure to address this need. In Study 1, an initial list of 10 relevant topics was compiled from previous measures. In Study 2, the list was refined into an eight-item risk-of-bias measure via discussion and a pilot study. In Study 3, experienced researchers used the measure to asses 70 studies, demonstrating high interrater agreement (weighted Kappa = .82). Inexperienced raters also utilized the measure to code 26 different studies included in a prior meta-analysis, which resulted in adequate interrater agreement (weighted Kappa = .64) and excellent convergent validity (r = .66). Thus, the new measure, designed to be accessible and flexible, can increase standardization of risk-of-bias evaluations and contribute to the interpretation of systematic reviews and meta-analytic findings.
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spelling doaj.art-4848c5bc61d74846a82477fd6d8489a72023-01-02T13:26:03ZengPsychOpen GOLD/ Leibniz Institute for PsychologyMethodology1614-22412020-12-0116427829810.5964/meth.4329meth.4329The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of SurveysGabriel Nudelman0Kathleen Otto1School of Behavioral Sciences, The Academic College of Tel Aviv-Yaffo, Jaffa, IsraelFaculty of Psychology, Philipps University of Marburg, Marburg, GermanyIt is important to evaluate risk of bias of the primary studies included in systematic reviews and meta-analyses. Since tools pertinent to surveys are scarce, the goal of the current research was to develop a measure to address this need. In Study 1, an initial list of 10 relevant topics was compiled from previous measures. In Study 2, the list was refined into an eight-item risk-of-bias measure via discussion and a pilot study. In Study 3, experienced researchers used the measure to asses 70 studies, demonstrating high interrater agreement (weighted Kappa = .82). Inexperienced raters also utilized the measure to code 26 different studies included in a prior meta-analysis, which resulted in adequate interrater agreement (weighted Kappa = .64) and excellent convergent validity (r = .66). Thus, the new measure, designed to be accessible and flexible, can increase standardization of risk-of-bias evaluations and contribute to the interpretation of systematic reviews and meta-analytic findings.https://meth.psychopen.eu/index.php/meth/article/view/4329risk of biassystematic reviewmeta-analysissurvey qualitycorrelational studies
spellingShingle Gabriel Nudelman
Kathleen Otto
The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
Methodology
risk of bias
systematic review
meta-analysis
survey quality
correlational studies
title The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
title_full The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
title_fullStr The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
title_full_unstemmed The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
title_short The Development of a New Generic Risk-of-Bias Measure for Systematic Reviews of Surveys
title_sort development of a new generic risk of bias measure for systematic reviews of surveys
topic risk of bias
systematic review
meta-analysis
survey quality
correlational studies
url https://meth.psychopen.eu/index.php/meth/article/view/4329
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