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Evidence Based Medicine Meta-analysis and systematic reviews Ross Lawrenson
A systematic review ,[object Object]
A systematic review ,[object Object],[object Object]
Meta-analysis ,[object Object]
Meta-analysis ,[object Object],[object Object]
Meta-analysis ,[object Object],[object Object]
Critically appraising an overview paper
Critical Appraisal of an overview - methodology ,[object Object],[object Object],[object Object],[object Object],[object Object]
I. Are the results valid? ,[object Object],[object Object]
Are the results valid? ,[object Object]
Are the results valid? ,[object Object],[object Object]
Are the results valid? ,[object Object]
Are the results valid? ,[object Object],[object Object],[object Object]
Are the results valid? ,[object Object]
Are the results valid? ,[object Object],[object Object]
Is it likely that important, relevant studies were missed? ,[object Object],[object Object],[object Object],[object Object],[object Object]
The search strategy ,[object Object],[object Object],[object Object]
Sources used ,[object Object],[object Object]
Foreign language papers ,[object Object],[object Object]
Grey Literature ,[object Object]
Control and Measurement of Bias. ,[object Object],[object Object],[object Object]
Data extraction bias ,[object Object]
Selection bias ,[object Object]
Include diagrams of four funnel plots - two with bias and two that are symmetrical.
Sources of support ,[object Object]

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Meta-analysis and systematic reviews