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A cluster-randomised controlled trial is a type of randomised controlled trial in which groups of subjects (as opposed to individual subjects) are randomised. [1] Cluster randomised controlled trials are also known as cluster-randomised trials, [2] group-randomised trials, [3] [4] and place-randomized trials. [5]
[1] [2] The crossover is in one direction, typically from control to intervention, with the intervention not removed once implemented. The stepped-wedge design can be used for individually randomized trials, [3] [4] i.e., trials where each individual is treated sequentially, but is more commonly used as a cluster randomized trial (CRT). [5]
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A randomized controlled trial (or randomized control trial; [2] RCT) is a form of scientific experiment used to control factors not under direct experimental control. Examples of RCTs are clinical trials that compare the effects of drugs, surgical techniques, medical devices , diagnostic procedures , diets or other medical treatments.
The main CONSORT Statement is based on the "standard" two-group parallel design. Extensions of the CONSORT Statement have been developed to give additional guidance for randomized trials with specific designs (e.g., cluster randomized trials, [3] noninferiority and equivalence trials, [4] pragmatic trials [5]), data (e.g., harms, [6] abstracts [7]), type of target outcome, [8] and various ...
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Random assignment or random placement is an experimental technique for assigning human participants or animal subjects to different groups in an experiment (e.g., a treatment group versus a control group) using randomization, such as by a chance procedure (e.g., flipping a coin) or a random number generator. [1]
BI's music reporter ranked the 20 best songs of 2024. Charli XCX, Chappell Roan, Doechii, Kendrick Lamar, and Raye round out the top five. Listen to the complete ranking on Business Insider's ...