How much power would the study have if it had occurred under the planned mortality rates and

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How much power would the study have if it had occurred under the planned mortality rates and sample size?

In planning the study it was anticipated that 400 subjects would be enrolled per group and that the 3-year mortality risk would be 36% in the late start group and 26% in the early start group.

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Fundamentals Of Biostatistics

ISBN: 9781305268920

8th Edition

Authors: Bernard Rosner

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Question Posted: May 19, 2018 04:25 AM

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How much power would the study have if it had occurred under the planned mortality rates and

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We use the power formula In this case p 1 02...View the full answer

Fundamentals Of Biostatistics

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