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Preoperative demographic data.
| Characteristic | TKA (n = 38) | Bi-UKA (n = 32) | p-value |
|---|---|---|---|
| Mean age, yrs (SD) | 70.5 (7.1) | 68.7 (7.8) | 0.316* |
| Operated side (R:L) | 16:22 | 14:18 | 0.889† |
| Sex (M:F) | 18:20 | 15:17 | 0.967† |
| Mean BMI, kg/m2 (SD) | 32.6 (5.8) | 31.7 (17) | 0.497* |
Paired t-test.
Chi-squared test.
BMI, body mass index.
