Outcome variables for all primary cemented TKRs
| Tourniquet used (n=16 132) | Tourniquet not used (n=842) | Total (N=16 974) | |
| Outcome, n (%) | |||
| Unrevised | 9490 (59) | 466 (55) | 9956 (59) |
| Revised | 493 (3) | 30 (4) | 523 (3) |
| Unrevised at time of death | 6149 (38) | 346 (41) | 6495 (38) |
| Time to outcome in years, median (IQR) | 12.2 (8.4–12.6) | 12.2 (7.5–12.6) | 12.2 (8.4–12.6) |
| Timing of death, n (%) | |||
| Within 30 days | 59 (<1) | 3 (<1) | 62 (<1) |
| 31–90 days | 42 (<1) | 2 (<1) | 44 (<1) |
| After 90 days | 6048 (37) | 341 (40) | 6389 (38) |
IQR, interquartile range; TKR, total knee replacement.