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Can unequal be more fair? Ethics, subject allocation, and randomised clinical trials
1Veterans Affairs Medical Center, San Francisco, USA.
Journal of Medical Ethics
|January 5, 1999
Summary
Randomised clinical trials are essential for testing treatments, but ethical equipoise is often lacking. Unbalanced randomisation may offer a novel solution to improve ethical human experimentation.
Area of Science:
- Clinical research methodology
- Medical ethics
- Biostatistics
Background:
- Randomised clinical trials (RCTs) are the gold standard for evaluating therapeutic efficacy.
- Ethical guidelines require genuine uncertainty (equipoise) regarding treatment superiority before initiating RCTs.
- True equipoise is infrequently achieved, creating ethical challenges in clinical trial design.
Purpose of the Study:
- To review methods for minimizing the ethical dilemmas in RCTs.
- To propose unbalanced randomisation as a technique to enhance the ethical design of human experimentation.
Main Methods:
- Review of existing techniques for addressing ethical tensions in clinical trials.
- Exploration of unbalanced randomisation as a potential strategy.
Main Results:
- Most RCTs face ethical challenges due to the rarity of true equipoise.
- Unbalanced randomisation is an underutilized technique in current practice.
Conclusions:
- Minimizing the conflict between scientific rigor and ethical considerations is crucial for investigators.
- Unbalanced randomisation presents a promising, yet rarely used, approach for ethically sound human experimentation.
Keywords:
Biomedical and Behavioral Research