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Cost-efficient designs for three-arm trials with treatment delivered by health professionals: Sample sizes for a combination of nested and crossed designs
BACKGROUND: This article studies the design of trials that compare three treatment conditions that are delivered by two types of health professionals. The one type of health professional delivers one treatment, and the other type delivers two treatments, hence, this design is a combination of a nest...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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SAGE Publications
2018
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5894817/ https://www.ncbi.nlm.nih.gov/pubmed/29316807 http://dx.doi.org/10.1177/1740774517750622 |