Investigation of bias in meta-analyses due to selective inclusion of trial effect estimates: empirical study

OBJECTIVE: To explore whether systematic reviewers selectively include trial effect estimates in meta-analyses when multiple are available, and what impact this may have on meta-analytic effects. DESIGN: Cross-sectional study. DATA SOURCES: We randomly selected systematic reviews of interventions fr...

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Dades bibliogràfiques
Publicat a:BMJ Open
Autors principals: Page, Matthew J, Forbes, Andrew, Chau, Marisa, Green, Sally E, McKenzie, Joanne E
Format: Artigo
Idioma:Inglês
Publicat: BMJ Publishing Group 2016
Matèries:
Research Methods
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC4853995/
https://ncbi.nlm.nih.gov/pubmed/27121706
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmjopen-2016-011863
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