Which study design is the most powerful for generating evidence?
According to Tracy, O'Grady, and Phillips (2023), when taking all study designs into consideration, the randomized controlled trial (RCT) remains the gold standard research design for generating evidence. RCT remains the gold standard because it is based on three critical elements which includes manipulation of an experimental intervention; comparison of the group receiving the experimental intervention versus the group receiving the placebo; and randomized assignment to the experimental or control groups. Randomized assignment to the aforementioned groups helps to prevent bias from being introduced into the study and increases validity (Tracy et al., 2023).
References
Tracy, M. F., O’Grady, E. T., & Phillips, S. J. (2023). Hamric & Hanson’s Advanced Practice Nursing: An Integrative Approach (7th ed.). https://online.vitalsource.com/books/9780323777131
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According to Tracy, O'Grady, and Phillips (2023), the randomized controlled trial (RCT) is the most powerful study design for generating evidence. RCTs are considered the gold standard because they involve manipulation of an experimental intervention, comparison of an intervention group with a control group, and random assignment to the groups. These elements help to minimize bias and increase the validity of the study. Therefore, RCTs are the most rigorous and reliable study design for generating evidence.
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