Valvular & structural heart diseaseMeta-analysis

Prevalence and prognostic role of untreated moderate-to-severe tricuspid regurgitation: a systematic review and meta-analysis

Eur J Heart FailPublished

  • Systematic review and meta-analysis
  • random-effects models
  • PubMed searched from inception to 14 August 2025

Authors' conclusion

Untreated moderate-to-severe TR is associated with higher risk of all-cause mortality, CV mortality and HF hospitalization

Study context

Population
Patients with untreated tricuspid regurgitation (TR) of different grades
Participants
961,136 patients · 106 studies
Comparison
Untreated moderate-to-severe TR vs none-to-mild TR
Outcome
All-cause mortality

Pooled result

As reported in the abstract

Hazard ratio

2.07

95% CI 1.89–2.26

P < 0.001

Moderate-to-severe TR vs None-to-mild TR
HR 2.07 (95% CI 1.89–2.26); P < 0.001

Further pooled results

OutcomeHR (CI)
CV mortality1.92 (1.64–2.26)
HF hospitalization1.63 (1.44–1.84)

Prevalence of untreated moderate-to-severe TR

Overall prevalence, varied widely across subgroups
13.5%

Original publication

Prevalence and prognostic role of untreated moderate-to-severe tricuspid regurgitation: a systematic review and meta-analysis. Eur J Heart Fail. Published 6 June 2026. doi:10.1093/ejhf/xuag192

Summarised from the published abstract; every number is checked against it