Valvular & structural heart disease

Redo Surgical Aortic Valve Replacement After Prior Transcatheter Versus Surgical Aortic Valve Replacement

JACC Cardiovasc IntervPublished Retrospective cohort study

Authors' conclusion

The number of post-TAVR reoperations is increasing and represent a high-risk population. Yet even in isolated SAVR cases, SAVR after TAVR is independently associated with increased risk of mortality.

Study context

Population
Patients undergoing bioprosthetic surgical aortic valve replacement (SAVR) after transcatheter aortic valve replacement (TAVR) and/or SAVR, STS Database 2011–2021
Participants
31,106 patients
Exposure
Redo SAVR after prior TAVR vs after prior SAVR
  • TAVR-SAVRn = 1,126
  • SAVR-TAVR-SAVRn = 674
  • SAVR-SAVRn = 29,306reference
Outcome
Operative mortality
Methodological detailsregistry (STS Database), risk-adjusted (hierarchical logistic regression), propensity-score matched (isolated SAVR)
  • Registry (STS Database)
  • Risk-adjusted (hierarchical logistic regression)
  • Propensity-score matched (isolated SAVR)

Main finding

As reported in the abstract

Odds ratio

1.53

P = 0.004

TAVR-SAVR

Odds ratio

1.02

P = 0.927

SAVR-TAVR-SAVR

Observational data: associations, not effects.

Further findings

OutcomeTimes higherP value
Operative mortality, isolated SAVR (propensity-score matched)TAVR-SAVR vs SAVR-SAVR · propensity-score matched1.74P = 0.020

Yearly rates of redo SAVR

TAVR-SAVR and SAVR-TAVR-SAVR increased over time; SAVR-SAVR stable

Original publication

Redo Surgical Aortic Valve Replacement After Prior Transcatheter Versus Surgical Aortic Valve Replacement. JACC Cardiovasc Interv. Published 24 April 2023. doi:10.1016/j.jcin.2023.03.015

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