Published in:
Open Access
01-12-2015 | Poster presentation
A new large-scale meta-epidemiological study on bias in randomized trials using routinely collected risk-of-bias assessments by cochrane reviewers: results from the robes study
Authors:
Jelena Savovic, Rebecca Turner, David Mawdsley, Julian Higgins, Jonathan Sterne
Published in:
Trials
|
Special Issue 2/2015
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Excerpt
Empirical evidence suggests that certain aspects of trial design may lead to biased intervention effect estimates. We examined the influence of risk-of-bias judgements from Cochrane reviews for sequence generation, allocation concealment, blinding and incomplete data on intervention effect estimates in a large collection of meta-analyses (MAs). …