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Risk of bias versus quality assessment of randomised controlled trials: cross sectional study
Objectives To evaluate the risk of bias tool, introduced by the Cochrane Collaboration for assessing the internal validity of randomised trials, for inter-rater agreement, concurrent validity compared with the Jadad scale and Schulz approach to allocation concealment, and the relation between risk o...
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| Main Authors: | , , , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BMJ Publishing Group Ltd.
2009
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2764034/ https://ncbi.nlm.nih.gov/pubmed/19841007 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1136/bmj.b4012 |
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