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example: pregnant women who had a drink while pregnant and had a kid with birth defects much more likely to report drinking than a woman who drank and didn't have a kid with a birth defect. thats the example our epidemiology prof gave us over and over.
submitted by ∗cassdawg(1778)
Interviewing the subjects as a means of measuring the exposure introduces the risk of recall bias which would bias the measurement of the exposure. Recall bias occurs when individuals with a disease tend to recall exposure more in retrospective studies (FA2020 p260)