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Data Analysis: Confounders, Mediators, and Moderators

Data Analysis: Confounders, Mediators, and Moderators

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6. You perform a case control study to evaluate alcohol as<br />

a cause of lung cancer. You (properly) select 150 cases <strong>and</strong><br />

150 controls. The results are below.<br />

CA No CA<br />

Alcohol 107 78<br />

No 43 72<br />

Total 150 150<br />

OR = 2.3 (P

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