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Meta-analysis, Simpson's paradox, and the number needed to treat
BACKGROUND: There is debate concerning methods for calculating numbers needed to treat (NNT) from results of systematic reviews. METHODS: We investigate the susceptibility to bias for alternative methods for calculating NNTs through illustrative examples and mathematical theory. RESULTS: Two competi...
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| Main Authors: | , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2002
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| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC65634/ https://ncbi.nlm.nih.gov/pubmed/11860606 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2288-2-3 |
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