Asked by Hibatallah Ashraf on Aug 01, 2024
Verified
In a clinical trial,sometimes patients agree to receive an intervention but later decide to stop taking the medication.Moreover,some patients who were assigned to placebo decide to stop taking the placebo pill and buy the drug on their own (even when they do not know that they are taking a placebo pill) .When this happens,researchers typically do the analysis according to the original assignment of the treatment regardless of the actual treatment received.What is the name of this procedure to analyze the data?
A) Randomization
B) Intention-to-treat analysis
C) Concealment of random allocation
D) Analysis as treated
E) Mediation analysis
Intention-to-treat Analysis
An approach in clinical trials where participants are analyzed in the groups to which they were originally assigned, regardless of whether they completed the intervention.
Placebo
A substance with no therapeutic effect, used as a control in testing new drugs to assess the drug's effectiveness beyond the placebo effect.
Original Assignment
The initial allocation or placement of participants in a study or experiment into groups based on predefined criteria.
- Explain the principle of intention-to-treat analysis in handling non-compliance and dropouts in clinical trials.
Verified Answer
Learning Objectives
- Explain the principle of intention-to-treat analysis in handling non-compliance and dropouts in clinical trials.
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