Asked by christopher galindo on Jul 31, 2024
Verified
In a clinical trial,researchers might influence the selection of participants into a group (intervention or control) ,hence introducing bias into the study.What can be done to prevent from this threat to the validity of the study?
A) Confounding
B) Randomization
C) Concealment of random allocation
D) Masking
E) Effect modifiers
Validity
The accuracy with which a study reflects the true situation.
Bias
A systematic error or deviation from the truth in results or inferences that can affect the validity of research findings.
Randomization
is a process used in experimental designs to allocate subjects randomly to different groups to ensure each group is similar and that the treatment effects can be attributed solely to the treatment being tested.
- Recognize the importance of randomization in the allocation of participants to intervention and control groups in clinical trials.
- Comprehend how concealment of allocation prevents selection bias in clinical trials.
Verified Answer
Learning Objectives
- Recognize the importance of randomization in the allocation of participants to intervention and control groups in clinical trials.
- Comprehend how concealment of allocation prevents selection bias in clinical trials.
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