[PDF] Top 20 Sensitivity methods for publication bias in a meta analysis
Has 10000 "Sensitivity methods for publication bias in a meta analysis" found on our website. Below are the top 20 most common "Sensitivity methods for publication bias in a meta analysis".
Sensitivity methods for publication bias in a meta analysis
... Given a research question of interest, results from single studies are collected together and used to estimate an overall effect. Those estimates will almost certainly differ amongst the various studies. If sampling ... See full document
167
Improving the error rates of the Begg and Mazumdar test for publication bias in fixed effects meta-analysis
... cation bias in the meta-analysis was simulated using the selection functions presented in the previous ...Strong publication bias was obtained choosing a = ...moderate ... See full document
16
Publication Bias in Meta Analysis: Confidence Intervals for Rosenthal’s Fail Safe Number
... Assessing publication bias can be performed by trying to estimate the number of unpublished studies in the given area a meta-analysis is ...significant meta-analytic ... See full document
45
Extent of publication bias in different categories of research cohorts: a meta-analysis of empirical studies
... updated analysis yielded results similar to previous reviews: studies with statistically significant or positive results are more likely to be formally published than those with non-significant or non-positive ... See full document
14
Meta-analysis of alcohol price and income elasticities – with corrections for publication bias
... the meta-analysis ...weighting methods used in meta- analysis, especially the fixed-effect model, it is important that weighting is subjected to a sensitivity ...Second, ... See full document
10
Industry sponsorship and publication bias among animal studies evaluating the effects of statins on atherosclerosis and bone outcomes: a meta-analysis
... of publication bias as illustrated in the funnel plots may be an artifact of high precision studies truly having a differ- ent effect ...fill methods remain suggestive of publication ...any ... See full document
10
Confidence intervals and P valves for meta analysis with publication bias
... ( y − θ 0 ) /σ ≥ z α and zero otherwise, where z α is some fixed threshold (like 1.96). If the treatment effect actually is positive ( θ > θ 0 ), this would imply that the probability that a study is selected decreases ... See full document
27
What type, or combination of exercise can improve preferred gait speed in older adults? A meta-analysis
... A meta-analysis was per- formed if data from at least three comparable interven- tions were ...The meta-analyses of the means and standard deviations from the trials were based upon a random-effects ... See full document
16
Publication bias in animal research: a systematic review protocol
... Any disagreements will be resolved by discussion and consensus or, if needed, third party arbitration. We will use the ISI Web of Science Internet-based citation data- base to identify clinical publications citing ... See full document
5
<p>Lack of Association Between <em>PLA2G6</em> Genetic Variation and Parkinson’s Disease: A Systematic Review</p>
... 27 Sensitivity ana- lysis was performed by deleting one individual study in turn from the total and reanalyzing the remainder to evaluate the stability of the ...publication bias. The Review Manger 5 ... See full document
9
<p>Diagnostic and prognostic roles of circ-SHPRH for solid cancers: a meta-analysis</p>
... the publication bias by funnel ...subgroup analysis to explore sources of heterogeneity due to the limited number of included ...this meta-analysis tested circ-SHPRH expression among ... See full document
7
The effect of rapamycin treatment on cerebral ischemia: A systematic review and meta analysis of animal model studies
... Summary of review: Our search identified 328 publications. Seventeen publications met inclusion criteria (52 comparisons: 30 reported infarct size, 22 reported neurobehavioral score). Study quality was modest (median 4 ... See full document
17
A meta-analysis of sensitivity to grammatical information during self-paced reading: Towards a framework of reference for reading time effect sizes.
... of Publication Bias and Sample Size on Effects The distribution of effects was visually inspected via a funnel plot of the effect sizes for sensitivity to L2 morphosyntax (RQ1), where asymmetries may ... See full document
63
Assessment of regression-based methods to adjust for publication bias through a comprehensive simulation study
... adjustment methods based on FE (FE-se & FE-var) and RE (RE-se & RE-var) Egger models provide coverage probabil- ities well above 95%, implying inappropriately small type I error ...the methods which ... See full document
17
A modified regression method to test publication bias in meta-analyses with binary outcomes
... no publication bias, there is no association between effect size and ...of publication bias, as in the simulation study conducted by Rucker et ...developed methods (such as funnel plot ... See full document
9
Publication Bias in Measuring the Income Elasticity of Water Demand
... previous meta-analyses on the topic. First, we take a closer look at publication selection bias stemming from the expected and theory-supported preferences of researchers, referees, and editors for ... See full document
34
The impact of diagnostic criteria for gestational diabetes on its prevalence: a systematic review and meta-analysis
... regions. Methods: A comprehensive literature search was performed in PubMed, Scopus and Google‑scholar databases for retrieving articles in English investigating the prevalence of ...effect. Publication ... See full document
18
Investigation of publication bias in meta-analyses of diagnostic test accuracy: a meta-epidemiological study
... DTA meta-analyses have different characteristics mak- ing assessment of the potential for publication bias more complicated than for intervention ...whether meta-analyses of DTA studies have ... See full document
11
From concepts, theory, and evidence of heterogeneity of treatment effects to methodological approaches: a primer
... a meta-analysis is publi- cation bias, ...in publication bias since larger trials would be less likely to escape publication than smaller, less-known ...are methods of ... See full document
12
Postconditioning in ST-elevation myocardial infarction: a systematic review, critical appraisal, and meta-analysis of randomized clinical trials
... regarding publication status, trial design, patient- related characteristics, treatment regimens, outcome methods, results, and funding were extracted in duplicate on a standardized form according to an a ... See full document
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