A nurse plans interviews with women who experienced disrespectful maternity care and continues interviewing until no new ideas emerge. Which sampling approach is most appropriate?
Correct answer: B. Purposive sampling
- A. Convenience sampling
- B. Purposive sampling
- C. Systematic random sampling
- D. Cluster sampling
Explanation
Purposive sampling selects participants who have direct experience of the phenomenon being studied. Qualitative researchers may continue purposeful recruitment until data saturation, when further interviews add no important new themes.
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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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