10 Questions
What is the primary purpose of a funnel plot in meta-analysis?
To assess heterogeneity and/or reporting bias
What type of bias occurs when significant studies are more likely to be published?
Publication bias
What is the term used to describe the percentage of studies that are expected to lie within a certain region of a funnel plot?
Triangular region
What is the purpose of evaluating the impact of study quality on results in meta-analysis?
To explore the potential for bias in individual studies
What is the term used to describe the scattering of dots in a funnel plot?
Asymmetry
What is the purpose of identifying factors that can explain heterogeneity in meta-analysis?
To understand the sources of variability in the results
What is the rule of thumb for assessing asymmetry in a funnel plot?
At least 10 studies
What is the term used to describe the process of fishing for significant results by trying several analyses?
Selective analysis reporting
What is the purpose of checking for heterogeneity in meta-analysis?
To determine if the results can be combined across studies
What is the purpose of formulating a structured question in evidence-based medicine?
To develop a PICO(T)/PECO(T) hypothesis
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