Endobronchial Valve for Emphysema Trial Design
Author Information
Author(s): Charlie Strange, Felix JF Herth, Kevin L Kovitz, Geoffrey McLennan, Armin Ernst, Jonathan Goldin, Marc Noppen, Gerard J Criner, Frank C Sciurba, the VENT Study Group
Primary Institution: Medical University of South Carolina
Hypothesis
The trial posits that occlusion of a single pulmonary lobe through bronchoscopically placed Zephyr® endobronchial valves will effect significant improvements in lung function and exercise tolerance with an acceptable risk profile in advanced emphysema.
Conclusion
If endobronchial valves improve FEV1 and health status with an acceptable safety profile in advanced emphysema, they would offer a novel intervention for this progressive and debilitating disease.
Supporting Evidence
- Lung volume reduction surgery is effective for advanced emphysema.
- Endobronchial valves may improve lung function and quality of life.
- The study aims to assess the safety and efficacy of EBV implantation.
Takeaway
This study is testing a new way to help people with severe lung problems by using special valves to block off part of their lungs, which might help them breathe better.
Methodology
The study is a two-arm, randomized, controlled, multi-center trial comparing EBV implantation plus pulmonary rehabilitation to optimal medical management alone.
Potential Biases
Knowledge of treatment assignment may affect the interpretation of adverse events and quality of life measurements.
Limitations
The study may be influenced by a potential placebo effect and variability in anesthesia delivery.
Participant Demographics
Patients aged 40 to 75 years with severe heterogeneous emphysema.
Statistical Information
P-Value
p<0.025
Confidence Interval
95% upper confidence interval for Major Complication Composite rate delta ≤ 30%
Statistical Significance
p<0.025
Digital Object Identifier (DOI)
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