Why the study?
Significant tricuspid regurgitation is prevalent in patients undergoing M-TEER, is linked to poor prognosis, and impacts surgical decision-making, but its impact on quality of life improvements needed evaluation.
Does baseline moderate/severe tricuspid regurgitation reduce the likelihood of survival with significant quality of life improvement at 30 days in patients undergoing mitral transcatheter edge-to-edge repair compared to no/mild tricuspid regurgitation?
Population
1838 patients undergoing M-TEER in a statewide registry
Comparison
Moderate/severe TR vs no/mild TR
Design
Multicenter registry-based cohort study
Follow-up
30 days
Key result
Moderate/severe baseline tricuspid regurgitation did not significantly alter 30-day survival with ≥15-point KCCQ improvement after M-TEER compared to no/mild TR (adjusted OR 0.851, p=0.177).
Authors
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TR may affect post-M-TEER QoL; leaves open whether concomitant tricuspid intervention improves patient-reported outcomes.
Cohort (n=1,838)
Yes
Does baseline moderate/severe tricuspid regurgitation reduce the likelihood of survival with significant quality of life improvement at 30 days in patients undergoing mitral transcatheter edge-to-edge repair compared to no/mild tricuspid regurgitation?
Odds Ratio: 0.851
Absolute Event Rate: 59.6% vs 63.8%
p-value: p=0.177
Patients undergoing M-TEER experience significant improvements in quality of life at 30 days regardless of baseline tricuspid regurgitation severity, supporting the procedure's symptomatic benefit even in this higher-risk subgroup.
Brooks et al. (2025) conducted a cohort in Mitral transcatheter edge-to-edge repair (M-TEER) (n=1,838). Moderate/severe baseline tricuspid regurgitation vs. No/mild baseline tricuspid regurgitation was evaluated on Survival to 30 days with a ≥15-point improvement in KCCQ score (adjusted OR 0.851, p=0.177). Moderate/severe baseline tricuspid regurgitation did not significantly alter 30-day survival with ≥15-point KCCQ improvement after M-TEER compared to no/mild TR (adjusted OR 0.851, p=0.177).