Table 2 Postoperative clinical results
| Â | BCR TKA | UKA | p-value |
|---|---|---|---|
Hip-knee-ankle angle (°) | 177.9 ± 2.1 | 177.8 ± 2.7 | 0.914 |
Maximum extension (°) |  − 0.6 ± 1.5 |  − 1.8 ± 2.5 | 0.003 |
Maximum flexion (°) | 127.7 ± 8.7 | 130.6 ± 9.4 | 0.153 |
2011KSS | |||
 Symptom | 21.1 ± 3.6 | 20.8 ± 3.1 | 0.654 |
 Satisfaction | 31.0 ± 8.7 | 28.4 ± 6.6 | 0.077 |
 Expectation | 10.8 ± 3.0 | 9.7 ± 2.4 | 0.045 |
 Activity | 78.6 ± 16.7 | 75.1 ± 15.8 | 0.278 |
KOOS | |||
 Pain | 89.8 ± 12.4 | 88.5 ± 13.1 | 0.589 |
 Symptom | 87.1 ± 11.6 | 88.2 ± 9.2 | 0.581 |
 ADL | 87.8 ± 10.8 | 86.2 ± 10.7 | 0.448 |
 Sports | 61.9 ± 25.7 | 60.3 ± 26.2 | 0.744 |
 QOL | 75.3 ± 20.5 | 68.0 ± 18.5 | 0.056 |