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Specifying the target difference in the primary outcome for a randomised controlled trial: guidance for researchers
BACKGROUND: Central to the design of a randomised controlled trial is the calculation of the number of participants needed. This is typically achieved by specifying a target difference and calculating the corresponding sample size, which provides reassurance that the trial will have the required sta...
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| 出版年: | Trials |
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| 主要な著者: | , , , , , , , , , , , |
| フォーマット: | Artigo |
| 言語: | Inglês |
| 出版事項: |
BioMed Central
2015
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| 主題: | |
| オンライン･アクセス: | https://ncbi.nlm.nih.gov/pmc/articles/PMC4302137/ https://ncbi.nlm.nih.gov/pubmed/25928502 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s13063-014-0526-8 |
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