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Cardiovascular outcomes ascertainment was similar using blinded and unblinded adjudicators in a national prospective study
OBJECTIVE: Observational studies can avoid biases by blinding medical records to characteristics of interest prior to outcomes adjudication. However, blinding is costly. We assessed the effect of blinding race and geography on outcomes ascertainment. STUDY DESIGN AND SETTING: The REasons for Geograp...
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| Principais autores: | , , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
2010
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2913162/ https://ncbi.nlm.nih.gov/pubmed/20430582 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.jclinepi.2009.12.017 |
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