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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...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2016
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4853995/ https://www.ncbi.nlm.nih.gov/pubmed/27121706 http://dx.doi.org/10.1136/bmjopen-2016-011863 |