Neco 2023 Biology Question 38
Practice objective / multiple choice question 38 from the 2023 Neco Biology examination.
In a community of \(10\,000\) people, \(600\) are smokers. Among smokers, \(90\) develop chronic lung disease; among non‑smokers (\(9\,400\)), \(140\) develop the disease.\n\n(a) Calculate the relative risk (RR) of disease for smokers.\n(b) Determine the attributable risk percent among the exposed (AR%).\n(c) Compute the population attributable risk percent (PAR%).\n(d) If a smoking‑cessation programme reduces the number of smokers by \(30\)% while the disease risk among the remaining smokers stays the same, estimate how many fewer cases of the disease are expected in the community.
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About This Question
This is Neco 2023 Biology Question 38. It is one of the objective questions from the 2023 Neco Biology examination.
Difficulty level: Hard .
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