Table 2. Baseline characteristics of valve-in-valve and valve-in-ring patients.
| Cohort/characteristics | Valve-in-valve (n=44) | Valve-in-ring (n=20) |
|---|---|---|
| Male gender (n) | 15 | 11 |
| Age (mean ± SD) | 79.2±5.4 | 63.6±10.3 |
| STS-PROM (mean ± SD) | 26.0±27.3 | 20.0±10.6 |
| Logistic EuroSCORE (mean ± SD) | 42.8±11.1 | 40.7±1.8 |
| Prosthesis age (mean ± SD) | 12.2±4.6 | 6.8±5.2 |
| Mitral gradient (mean mmHg ± SD) | 8.4±1.7 | – |
| Post-procedure gradient (mean mmHg ± SD) | 5.4±3.0 | 4.8±0.5 |
| Length of hospital stay (mean days ± SD) | 15.4±15.1 | – |
| Follow-up (mean days) | 197.5 | 126.4 |
| Overall mortality (n) | 10 | 5 |
STS-PROM, Society of Thoracic Surgeons Predictive Risk of Mortality.