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Natural experiments for orthopaedic trauma research: An introduction
Bryan J M van de Wall1, Agnita Stadhouder2, R Marijn Houwert3
1Department of Orthopedic and Trauma Surgery, Cantonal Hospital of Lucerne, Lucerne, Switzerland; Department of Health Sciences and Medicine, University of Lucerne, Lucerne, Switzerland.
Injury
|November 19, 2022
Summary
Natural experiments offer unique insights into orthopaedic trauma treatments by observing real-world variations in care. This study explores their potential and methods for enhancing the reliability of these valuable observational studies.
Area of Science:
- Orthopaedic Trauma Surgery
- Clinical Research Methodology
Background:
- Natural experiments, observational studies where treatment allocation is external to researchers, are rare in orthopaedic trauma.
- These studies hold significant potential due to naturally occurring variations in treatment strategies driven by local factors.
Purpose of the Study:
- To discuss the possibilities and opportunities of utilizing natural experiments in orthopaedic trauma research.
- To propose methods for improving the validity and assessing the credibility of such studies.
Main Methods:
- Discussion of the principles and application of natural experiments in the context of orthopaedic trauma.
- Exploration of strategies to enhance the scientific rigor of observational studies with externally determined treatment allocation.
Main Results:
- Natural experiments can provide valuable data in orthopaedic trauma where randomized controlled trials may be challenging.
- Identifying and addressing biases are crucial for increasing the validity of these studies.
Conclusions:
- Natural experiments represent a promising, albeit underutilized, research avenue in orthopaedic trauma.
- Further discussion and methodological development are needed to fully leverage their potential in advancing evidence-based practice.
