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DELTA(2) guidance on choosing the target difference and undertaking and reporting the sample size calculation for a randomised controlled trial
Randomised controlled trials are considered to be the best method to assess comparative clinical efficacy and effectiveness, and can be a key source of data for estimating cost effectiveness. Central to the design of a randomised controlled trial is an a priori sample size calculation, which ensures...
Autores principales: | , , , , , , , , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group Ltd.
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6216070/ https://www.ncbi.nlm.nih.gov/pubmed/30560792 http://dx.doi.org/10.1136/bmj.k3750 |