Confounding and Interaction

Authored by: Catharine B. Stack

Encyclopedia of Biopharmaceutical Statistics

Print publication date:  August  2018
Online publication date:  August  2018

Print ISBN: 9781498733953
eBook ISBN: 9781351110273
Adobe ISBN:


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Confounding is a bias that must be controlled and something that can be addressed both in the design and in the analysis of a study. Interaction, on the other hand, is an inherent quality of the data, something to be explored once the data have been collected. The aim of this entry is to break down the meaning of these two phenomena and discuss how they are related.

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