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Questions and Answers
Which study design is most suitable for investigating rare exposures and rare outcomes?
Which study design is most suitable for investigating rare exposures and rare outcomes?
- Case-control study (correct)
- Cross-sectional study
- Cohort study
- Randomized controlled trial
What is the primary purpose of a sensitivity analysis in epidemiological research?
What is the primary purpose of a sensitivity analysis in epidemiological research?
- To establish a cause-and-effect relationship
- To assess the robustness of study results to variations in methods or models (correct)
- To determine the prevalence of a disease in a population
- To identify confounding variables
Which measure of association is most appropriate for comparing the incidence of disease between two groups?
Which measure of association is most appropriate for comparing the incidence of disease between two groups?
- Hazard ratio
- Risk ratio (correct)
- Prevalence ratio
- Odds ratio
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