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Kaplan-Meier life-table survival analysis.
| Years since total ankle replacement | Number of cases at start | Number of revision surgeries | Withdrawal/Death | Implant survival rate |
|---|---|---|---|---|
| 0 to 1 | 60 | 0 | 6 | 100.0% |
| 1 to 2 | 54 | 0 | 8 | 100.0% |
| 2 to 3 | 46 | 0 | 4 | 100.0% |
| 3 to 4 | 42 | 1 | 5 | 97.3% |
| 4 to 5 | 36 | 0 | 3 | 97.3% |
| 5 to 6 | 33 | 0 | 4 | 97.3% |
| 6 to 7 | 29 | 0 | 6 | 97.3% |
| 7 to 8 | 23 | 2 | 2 | 88.8% |
| 8 to 9 | 19 | 1 | 4 | 84.2% |
| 9 to 10 | 14 | 0 | 5 | 84.2% |
| 10 to 11 | 9 | 0 | 6 | 84.2% |
| 11 to 12 | 3 | 0 | 0 | 84.2% |
| 12 to 13 | 3 | 1 | 1 | 56.1% |
| 13 to 14 | 1 | 0 | 0 | 56.1% |
| 14 to 15 | 1 | 0 | 0 | 56.1% |
