Randomised control trials (RCT) are considered the gold standard for the strength of evidence used in formulation of guidelines in the contemporary clinical practice. The analysis is based on the design of an experiment that analyses data collected in a future event space with no regard to past observations. It bases its conclusions on arbitrary values of significance that might not be clinically relevant or plausible. A Bayesian analysis looks at all the past evidence and observations to reach a conclusion and does not have the shortcomings of a RCT.
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Published online: December 11, 2014
Accepted: December 2, 2014
Received: October 11, 2014
© 2015 Australian and New Zealand Society of Cardiac and Thoracic Surgeons (ANZSCTS) and the Cardiac Society of Australia and New Zealand (CSANZ). Published by Elsevier Inc. All rights reserved.