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The Direct Assignment Option as a Modular Design Component: An Example for the Setting of Two Predefined Subgroups

Background. A phase II design with an option for direct assignment (stop randomization and assign all patients to experimental treatment based on interim analysis, IA) for a predefined subgroup was previously proposed. Here, we illustrate the modularity of the direct assignment option by applying it...

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Detalhes bibliográficos
Main Authors: Ming-Wen An, Xin Lu, Daniel J. Sargent, Sumithra J. Mandrekar
Formato: Artigo
Idioma:Inglês
Publicado em: Hindawi Limited 2015-01-01
Colecção:Computational and Mathematical Methods in Medicine
Acesso em linha:http://dx.doi.org/10.1155/2015/210817
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