Gce Model Questions Vol1 2024 Biology Question 24

Practice objective / multiple choice question 24 from the 2024 Gce Model Questions Vol1 Biology examination.

Gce Model Questions Vol1 2024 Biology Objective / Multiple Choice Hard Difficulty
Question 24 GCE_MODEL_QUESTIONS_VOL1 • 2024 • BIOLOGY • objective

In a cohort study of 200 individuals, 80 are smokers and 120 are non‑smokers. Among the smokers, 30 develop disease X, whereas among the non‑smokers, 20 develop disease X. Calculate (a) the relative risk (RR) of disease X for smokers compared with non‑smokers, and (b) the odds ratio (OR) for the same comparison. Based on these calculations, which measure provides a more appropriate estimate of the association in this study design?

Answer Options

Correct Answer A. RR = 2.25, OR = 3.0; RR is the more appropriate measure for this cohort study.
B. RR = 3.0, OR = 2.25; OR is the more appropriate measure for this cohort study.
C. RR = 2.25, OR = 2.5; RR is the more appropriate measure for this cohort study.
D. RR = 1.5, OR = 2.0; OR is the more appropriate measure for this cohort study.
Correct Answer
A
Correct Option:
RR = 2.25, OR = 3.0; RR is the more appropriate measure for this cohort study.

About This Question

This is Gce Model Questions Vol1 2024 Biology Question 24. It is one of the objective questions from the 2024 Gce Model Questions Vol1 Biology examination.

Difficulty level: Hard .

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