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Revision risk overall and for specific causes according to previous surgery, yes/no (all TKAs). Values are count (%)
| Previous surgery |
||
|---|---|---|
| yes | no | |
| Revision cause | n = 844 | n = 3,101 |
| Aseptic loosening | 18 (2.1) | 29 (0.9) |
| Infection | 16 (1.9) | 36 (1.2) |
| Femoropatellar problem | 9 (1.1) | 11 (0.4) |
| Pain | 8 (0.9) | 17 (0.5) |
| Arthrofibrosis | 6 (0.7) | 8 (0.3) |
| Periprosthetic fracture | 5 (0.6) | 11 (0.4) |
| Instability | 3 (0.4) | 5 (0.2) |
| Other | 5 (0.6) | 17 (0.6) |
| All causes | 70 (8.3) | 134 (4.3) |
