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Medicine and Health Sciences Commons

Open Access. Powered by Scholars. Published by Universities.®

Public Health

University of Alabama at Birmingham

Theses/Dissertations

2009

Predictive power

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Design Of The Predictive Power Method With Two Endpoints, Kiya R. Hamilton Jan 2009

Design Of The Predictive Power Method With Two Endpoints, Kiya R. Hamilton

All ETDs from UAB

Three reasons to review accumulating data in clinical trials include: ethical issues, financial concerns and administrative concerns. Interim analysis is a good way to monitor accumulating data in clinical trials. Interim analysis allows for the possibility that a study may be terminated early; that is, if the currently observed data convincingly favor the null or the alternative hypothesis then the study ends early. In addition, many clinical trials are conducted to compare a treatment group to a standard group on multiple endpoints. Combining interim analyses with multiple endpoints allows for more information to be provided from the trial than either …