Editorial

Is the randomised controlled trial the best?

William Edridge

Abstract


Different study formats are preferred for different research objectives. Randomised controlled trials (RCTs) have a greater ability to test efficacy than other methods, but RCTs can have many limitations. These limitations should be explored, assessed and exposed.

Author's affiliations

William Edridge, Editor

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Keywords

Randomised controlled trial; Variable; Outcome; Meta analysis; Case-controlled trial; Bias; Analysis; Post-marketing surveillance

Cite this article

South African Journal of Obstetrics and Gynaecology 2014;20(3):74-75. DOI:10.7196/sajog.943

Article History

Date submitted: 2014-10-13
Date published: 2014-10-23

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