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Patient-centred equipoise and the ethics of randomised controlled trials
1Discipline of Medicine, University of Newcastle, UK.
Monash Bioethics Review
|April 15, 2005
Summary
Randomized controlled trials (RCTs) require equipoise, but this study redefines it as patient-centered. Enrolling in RCTs is often ethically sound, offering patients better care and outcomes.
Area of Science:
- Medical Ethics
- Clinical Trial Design
- Research Methodology
Background:
- The ethical conduct of randomized controlled trials (RCTs) currently relies on investigator equipoise, signifying uncertainty about treatment merits.
- This traditional view is challenged, proposing that patient autonomy in enrollment decisions makes investigator opinion ethically irrelevant.
Purpose of the Study:
- To propose a patient-centered definition of equipoise for ethical randomized controlled trials.
- To re-evaluate the ethical standing of RCTs under this new patient-centered framework.
Main Methods:
- Conceptual analysis of ethical pre-conditions for randomized controlled trials.
- Development of a patient-centered equipoise definition: a trial is in equipoise for a patient if enrollment offers an equal chance of a good outcome compared to non-enrollment.
Main Results:
- Trial enrollment is generally the optimal strategy for achieving favorable patient outcomes.
- RCTs previously deemed unethical may meet patient-centered equipoise criteria due to superior care, minimized risk of therapeutic disaster, and mitigation of healthcare professional errors.
Conclusions:
- Randomized controlled trials are ethical when they prioritize patients' objective interests.
- Patient-centered equipoise ensures that RCTs align with the best interests of individual participants.
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