volume 21, issue 12, P1711-1726 2002
DOI: 10.1002/sim.1150
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Abstract: A randomized phase II clinical trial design can be employed when one wishes to be able to select one of several similar therapies or variants of a therapy for inclusion in a subsequent, definitive, phase III trial. It is not necessary in this type of trial to formally identify a superior arm using the usual parameters and stringent criteria employed for hypothesis testing. Simon, Wittes and Ellenberg have described methods and sample sizes for selecting the superior arm from among k possible arms. In this pape…

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