Which of the following designs has the greatest strength in determining whether an intervention is effective?
Randomized controlled trial (RCT)
Case study
Expert opinion
Clinical guidelines
The Correct Answer is A
Choice A reason: RCTs are considered the gold standard for evaluating intervention efficacy because they minimize bias through randomization and control groups, providing high-quality evidence of causality.
Choice B reason: Case studies provide descriptive information about individual patients but lack control groups, making it impossible to determine causality.
Choice C reason: Expert opinion is based on clinical experience and lacks empirical testing, making it a weaker form of evidence for intervention effectiveness.
Choice D reason: Clinical guidelines synthesize evidence but rely on the strength of underlying studies; they do not directly provide experimental evidence themselves.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A reason: Durham v. U.S. established the “Durham rule” for insanity defense, not competency to stand trial.
Choice B reason: O'Connor v. Donaldson addressed involuntary hospitalization, not competency for trial.
Choice C reason: Rennie v. Klein pertains to rights of psychiatric patients, not trial competency.
Choice D reason: Dusky v. U.S. set the legal standard requiring defendants to have a rational and factual understanding of proceedings and the ability to consult with their attorney, establishing competency to stand trial.
Correct Answer is C
Explanation
Choice A reason: Critical thinking involves analyzing and evaluating information to make decisions. While it is important in clinical practice, it does not necessarily involve self-reflection or personal insight into one’s experiences.
Choice B reason: Research utilization involves applying findings from scientific studies to clinical practice. This focuses on evidence application rather than personal reflection or insight.
Choice C reason: Reflective practice is the process of self-examination and contemplation of one’s clinical experiences to gain deeper understanding, improve decision-making, and promote professional growth. It emphasizes learning from experience and developing insight into one’s practice patterns.
Choice D reason: Evidence-based practice integrates clinical expertise, patient values, and the best research evidence. While it is central to quality care, it does not inherently include self-reflective evaluation of one’s experiences.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.