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A randomized controlled trial is a form of scientific experiment used to control factors not under direct experimental control. Examples of RCTs are ...
An N of 1 trial (N=1) is a multiple crossover clinical trial, conducted in a single patient. A trial in which random allocation is used to determine the order ...
A randomized controlled trial can provide compelling evidence that the study treatment causes an effect on human health.
Phase III studies are randomized controlled multicenter trials on large patient groups (300–3,000 or more depending upon the disease/medical condition studied) ...
An intention-to-treat (ITT) analysis of the results of a randomized controlled trial is based on the initial treatment assignment and not on the treatment ...
A pragmatic clinical trial (PCT), sometimes called a practical clinical trial (PCT), is a clinical trial that focuses on correlation between treatments and ...
In a randomized clinical trial, the subjects are randomly assigned to different arms of the study which receive different treatments.
An open-label trial may still be randomized. Open-label trials may also be uncontrolled (without a placebo group), with all participants receiving the same ...
A cluster-randomised controlled trial is a type of randomised controlled trial in which groups of subjects (as opposed to individual subjects) are randomised.
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