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Baseline characteristics
| Mean | Range (min-max) |
Distribution no. (%) |
|
| Age (year) | 66.3 | 61–84 | |
| Sex (female) | 14 (82.4) | ||
| Kellgren-Lawrence classification | |||
| 1 | 0 | ||
| 2 | 1 (5.9) | ||
| 3 | 3 (17.6) | ||
| 4 | 13 (76.5) | ||
| FTA | 185.4 | 170–197 | |
| Rehabilitation period (day) | 24.8 | 16–35 |
FTA: femoro-tibial angle
