Difference between revisions of "Effect modifier"
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Latest revision as of 20:32, 24 February 2021
An epidemiological concept referring to a factor which modifies the magnitude of an effect of a primary exposure. Effect modifiers for radiation-induced cancers include sex, age at exposure and smoking. Unlike confounding, effect modification is a biological phenomenon in which the exposure has a different impact in different circumstances.
Last Updated: February 2021
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