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Integration of Real-World Data into Clinical Trials: An Interdisciplinary Discussion from Regulatory and Practical
Jeanette Köppe1, Anja Schiel2, Christoph Gerlinger3,4
1Institut für Biometrie und Klinische Forschung, Universität Münster, Münster, Germany.
Gesundheitswesen (Bundesverband Der Arzte Des Offentlichen Gesundheitsdienstes (Germany))
|February 23, 2026
Summary
Integrating real-world data (RWD) into randomized controlled trials (RCTs) offers ethical and economic benefits for drug development. Careful methodological, ethical, and regulatory considerations are crucial for successful implementation.
Area of Science:
- Clinical Trials
- Regulatory Science
- Data Science
Background:
- Real-world data (RWD), generated outside clinical trials, is increasingly important.
- Stakeholders expect RWD integration to reduce drug approval timelines and costs.
- Ethical considerations also support the use of RWD.
Purpose of the Study:
- To provide an overview of methodological, ethical, and regulatory considerations for integrating RWD into randomized controlled trials (RCTs).
- To guide clinical researchers, biostatisticians, regulators, and decision-makers in evidence generation and trial design.
Main Methods:
- Literature review and synthesis of existing guidelines and research on RWD integration.
- Analysis of methodological challenges, ethical implications, and regulatory frameworks.
- Discussion of risk-benefit assessments for incorporating RWD into clinical studies.
Main Results:
- RWD integration in RCTs presents both ethical and economic advantages.
- Significant data limitations necessitate rigorous methodological approaches.
- Careful risk-benefit analysis is essential before incorporating RWD.
Conclusions:
- RCTs remain the gold standard for efficacy evaluation.
- RWD can enhance drug development efficiency and expand evidence post-approval.
- Collaborative assessment with stakeholders is vital for evaluating RWD's potential in specific studies.
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