What is the dependent variable in this statement of the purpose of a research study? "To examine barriers and aids to maintaining the nutritional health of community-dwelling elderly residents based on their perspectives.".
Elderly residents.
Barriers and aids to maintaining nutritional health.
Those who live in community-dwellings.
Nutritional health.
The Correct Answer is D
In the statement, the purpose of the research study is to examine barriers and aids to maintaining the nutritional health of community-dwelling elderly residents. "Nutritional health" is the concept or outcome that the study aims to understand or explore, making it the dependent variable. The study seeks to explore how various factors (barriers and aids) influence or affect nutritional health in elderly residents.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice B rationale:
Apply for institutional review board (IRB) approval for a study involving human subjects is the most important step before conducting the experimental study. IRB approval is crucial to ensure that the research is conducted ethically, with proper consideration for participant safety and rights. It also assesses the study's design, methods, and consent process to protect participants.
Choice A rationale:
Determining what instruments are available to measure the independent variable is essential but typically follows the IRB approval process. It is part of the research planning and implementation stages.
Choice C rationale:
Obtaining release forms from parents allowing their children to participate in the study is important but is a step that follows IRB approval. Informed consent processes are typically reviewed by the IRB.
Choice D rationale:
Reviewing the literature to determine if other research projects have addressed this issue is valuable but is part of the research planning and background information gathering stage. While it is important, obtaining IRB approval takes precedence as it ensures the ethical conduct of the study.
Correct Answer is B
Explanation
Choice A rationale:
Due to the clinical significance of this study's findings, both hospitals should replicate the study with clients in the progressive care unit. Rationale: Replicating the study in a different unit may not be necessary if the clinical significance of the findings is considered negligible. It would be more appropriate to focus on other areas of improvement rather than replicating the study.
Choice B rationale:
Although statistically significant results were found, the clinical significance was negligible, so this study should not prompt a change in current practice. Rationale: This choice provides the correct interpretation of the research findings. Statistically significant results do not always translate into clinically meaningful outcomes. In this case, while there was a statistical increase in nosocomial infection rates, the minimal impact on client complications suggests that there may not be a need for immediate changes in practice.
Choice C rationale:
Statistically significant findings place clients at Hospital A at higher risk for complications, so the intensive care unit needs to be closed and decontaminated. Rationale: Closing and decontaminating the intensive care unit is a drastic response that may not be warranted based on the study findings, which indicate minimal clinical impact.
Choice D rationale:
Nosocomial infection rates resulted in longer hospitals stays for clients at Hospital A, so re-training on infection control practices
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