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Estimating the mean and variance from the median, range, and the size of a sample
BACKGROUND: Usually the researchers performing meta-analysis of continuous outcomes from clinical trials need their mean value and the variance (or standard deviation) in order to pool data. However, sometimes the published reports of clinical trials only report the median, range and the size of the...
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| Main Authors: | , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2005
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| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1097734/ https://ncbi.nlm.nih.gov/pubmed/15840177 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2288-5-13 |
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