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Visual Inference for the Funnel Plot in Meta-Analysis

Zeitschrift für Psychologie, 2019
The funnel plot is widely used in meta-analyses to assess potential publication bias. However, experimental evidence suggests that informal, mere visual, inspection of funnel plots is frequently prone to incorrect conclusions, and formal statistical ...
M. Kossmeier, U. Tran, M. Voracek
semanticscholar   +5 more sources

Power-Enhanced Funnel Plots for Meta-Analysis

Zeitschrift für Psychologie, 2020
. Currently, dedicated graphical displays to depict study-level statistical power in the context of meta-analysis are unavailable.
M. Kossmeier, U. Tran, M. Voracek
semanticscholar   +4 more sources

Funnel Plot

The SAGE Encyclopedia of Research Design, 2022

semanticscholar   +2 more sources

How to read a funnel plot in a meta-analysis

BMJ, 2015
Researchers undertook a meta-analysis of the effects of home blood pressure monitoring on blood pressure levels. Randomised controlled trials were included if home or “self” monitoring was compared with standard monitoring in the healthcare system. Participants were patients with essential hypertension, followed for two to 36 months.
P. Sedgwick, L. Marston
semanticscholar   +3 more sources

Meta-analyses: how to read a funnel plot

BMJ, 2013
Researchers undertook a meta-analysis to evaluate the relative short term safety of carotid endarterectomy compared with carotid artery stenting.1 Randomised controlled trials were included if they compared carotid endarterectomy with carotid artery stenting in patients with carotid artery stenosis (with or without symptoms).
P. Sedgwick
semanticscholar   +2 more sources

Bias in meta-analysis and funnel plot asymmetry

Medical Informatics Europe, 1999
International experiences reveal the important role played by scientific research and systematic study a problems, in effectively tackling change in the health sector. Meta-analysis was introduced to address the problem of synthesizing the large quanty of information on a particular subject.
M. Biljana   +3 more
semanticscholar   +3 more sources

Misleading funnel plot for detection of bias in meta-analysis.

Journal of Clinical Epidemiology, 2000
Publication and other forms of selection biases pose a threat to the validity of meta-analysis. Funnel plots are usually used to detect such biases; asymmetrical plots are interpreted to suggest that biases are present. Using 198 published meta-analyses, we demonstrate that the shape of a funnel plot is largely determined by the arbitrary choice of the
Jingjing Tang, Joseph L Y Liu
semanticscholar   +3 more sources

Correction to funnel plot [PDF]

open access: yesStata Technical Bulletin, 1999
Michael J. Bradburn   +2 more
openaire   +2 more sources

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