A nurse researcher wants to compare the incidence of tuberculosis among nurses who work in respiratory wards with that among nurses in other wards over two years. Which study design is most appropriate?
Correct answer: A. Prospective cohort study
- A. Prospective cohort study
- B. Retrospective case-control study
- C. Descriptive case report
- D. Randomised controlled trial
Explanation
A prospective cohort study follows groups with different exposures forward in time and compares their outcomes. A case-control study begins with the outcome and looks backward, while a case report describes one case only.
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Nursing research covers problem identification, literature review, research questions, hypotheses, variables, quantitative and qualitative approaches, study designs, sampling and data collection. It also addresses validity, reliability, research ethics, data interpretation and evidence-based practice, including how research findings can guide nursing decisions and care.
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