Which statement reflects an operational definition for the term "nurse" used in this research question?
"Are nurses who work as full-time staff members more likely to retire before age 65 than nurses who work as full-time managers of the same units?"
Practical nurses giving clients their baths and administering medications.
Registered nurses who work 40 hours per week on a telemetry unit.
Certified nurse practitioners working in an internal medicine practice.
Employees of an accredited hospital within a major medical center.
The Correct Answer is B
A. This statement describes a task performed by practical nurses but does not specify the employment status or other criteria relevant to the research question.
B. This statement provides a specific operational definition by defining "nurse" as registered nurses who work full-time (40 hours per week) on a telemetry unit. This definition clarifies the population being studied in relation to the research question.
C. This statement describes a specific role (certified nurse practitioner) but does not specify the employment status or other criteria relevant to the research question.
D. This statement describes employees of a hospital but does not specify the role or employment status of the individuals, which is necessary for the operational definition in the research question.
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Correct Answer is C
Explanation
A. The preference of subjects in a qualitative study does not necessarily indicate the effectiveness of the teaching method.
B. Cost analysis does not directly address the effectiveness of the teaching method in achieving desired outcomes.
C. A randomized controlled trial comparing individual and group education is the most appropriate study design to determine the effectiveness of each method.
D. A descriptive study might show an association between individual teaching and blood glucose levels but does not provide evidence of effectiveness compared to group education.
Correct Answer is C, B, D, A
Explanation
C. Writing a detailed research proposal is the first step as it outlines the study's objectives, methodology, and significance, providing a clear plan for the research process.
B. Seeking approval from an IRB is essential before any data collection begins, ensuring that the study meets ethical standards and protects participant rights.
D. Once IRB approval is obtained, participants should sign an informed consent form, which informs them of their rights and the nature of the study, ensuring that they agree to participate voluntarily.
A. Finally, administering the questionnaire to the sample is the last step after all the preparatory and ethical considerations have been addressed, allowing for the collection of data.
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