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The lecture Contingency Table – Relative Risks (Measures of Association) by Raywat Deonandan, PhD is from the course Measures of Association.
Why do we call it a contingency table?
What is the absolute risk of a cigarette smoker developing lung cancer in a population of 200 people where half of the population smokes? Out of this population, 10 people were diagnosed with lung cancer, of which 9 were smokers, and only 1 was a nonsmoker.
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Very clear, concise to understand the formulas for all usmle tests