In a cohort, 30 of 100 exposed people and 10 of 100 unexposed people developed the disease. What is the relative risk?
Answer and explanation
Correct answer: C. 3.0
- Step 1: The risk in the exposed is 30/100 = 0.30 and in the unexposed 10/100 = 0.10.
- Step 2: Relative risk = 0.30 / 0.10 = 3.0.
Answer
3.0.
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