Sample overview of covariates for control and TAVI groups
| Control | TAVI | |||||
| Person-years | Deaths | Rate per 1.000 person-years | Person-years | Deaths | Rate per 1.000 person-years | |
| Male | 355.2 | 68 | 191.4 | 94.0 | 22 | 234.0 |
| Female | 722.4 | 123 | 170.3 | 217.5 | 30 | 137.9 |
| 75–79 | 222.6 | 26 | 116.8 | 53.6 | 15 | 279.7 |
| 80–84 | 470.8 | 80 | 169.9 | 133.6 | 21 | 157.2 |
| 85–89 | 339.5 | 71 | 209.1 | 103.0 | 13 | 126.2 |
| 90+ | 44.6 | 14 | 313.7 | 21.3 | 3 | 140.9 |
| Total | 1077.6 | 191 | 177.2 | 311.5 | 52 | 166.9 |
TAVI, transcatheter aortic valve implantation.