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ランダム化比較試験（ランダムかひかくしけん、RCT：randomized controlled trial）とは、評価のバイアス（偏り）を避け、客観的に治療効果を評価することを目的とした研究 ...
A randomized controlled trial is a form of scientific experiment used to control factors not under direct experimental control. Examples of RCTs are ...
The phases of clinical research are the stages in which scientists conduct experiments with a health intervention to obtain sufficient evidence
A pragmatic clinical trial (PCT), sometimes called a practical clinical trial ... Any trial can be either randomized or nonrandomized and have any degree of ...
In an adaptive design of a clinical trial, the parameters and conduct of the trial for a candidate drug or vaccine may be changed based on an interim analysis.
Randomized: Each study subject is randomly assigned to receive either the study treatment or a placebo. · Blind: The subjects involved in the study do not know ...
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 trial in which random allocation is used to determine the order in which an experimental and a control intervention are given to a single patient is an N of 1 ...
A platform trial is a type of prospective, disease-focused, adaptive, randomized clinical trial (RCT) that compares multiple, simultaneous and possibly ...
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 ...