Question: generate a numerical example of an exposure that appears protective, with a risk ratio of 0.80, but is not associated with the outcome once high

generate a numerical example of an exposure that appears protective, with a risk ratio of 0.80, but is not associated with the outcome once high and low socio-economic position is taken into account. a.Generate crosstab (two by two ) tables to illustrate this situation b. Explain in words how a biased estimate occurs when confounding is not taken into account

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