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- Talk
- 15/09/2021
- Canada
Risk of Revision Surgery following Cervical Disc Replacement vs. Anterior Cervical Discectomy and Fusion: Population-based Cohort Study
Description
In this presentation, James Lee, an orthopedic surgery resident at the University of Toronto, provides an insightful overview of his research project on the comparative risks of revision surgery following cervical disc replacement (CDR) versus anterior cervical discectomy and fusion (ACDF). The study addresses the relevance of both procedures in treating cervical disc disease, highlighting the introduction of CDR as a potential alternative to the longstanding gold standard of ACDF since its FDA approval in 2006.
Lee discusses the rationale behind CDR, intending to preserve segmental motion and reduce adjacent segment disease, while acknowledging its own complications such as device migration and those resulting from wear debris. The researchers conducted a population-based cohort study analyzing data from Ontario's health administrative databases, encompassing a large sample of 270 patients undergoing CDR and 4,937 patients undergoing ACDF over a follow-up period averaging 7.5 years.
Key findings revealed that both procedures did not show a significant difference in long-term revision rates (8.9% for CDR vs 7.5% for ACDF) and highlighted hypertension as a significant predictor of revision. However, CDR exhibited a lower rate of acute complications (3.3% compared to 8.1% for ACDF) and shorter hospital stays (1.42 days for CDR vs 2 days for ACDF). Ultimately, the study offers a neutral perspective, free from industry biases, with results reflecting real-world outcomes, while suggesting that further non-industry funded research is necessary to explore these findings comprehensively.