Open Access
Table 1
Preoperative characteristics of the study population.
| Preoperative patient characteristics | Overall (n = 487) | Not-Outliers (n = 477) | Outliers (n = 10) |
|---|---|---|---|
| Age, years (Mean ± SD) | 69.9 ± 8.2 | 69.9 ± 8.2 | 70.1 ± 7.8 |
| Sex (M/F; %) | 49.9% / 50.1% | 50.3% / 49.7% | 30% / 70% |
| Operated side (R/L; %) | 54.4% / 45.6% | 54.1% / 45.9% | 60% / 40% |
| Type of deformity (Varus/Neutral/Valgus; %) | 79.1% / 3.3% / 15.6% | 80.7% / 3.4% / 15.9 % | 100% / 0% / 0% |
| Preoperative frontal valgus deformity, ° (Mean ± SD) | 184° ± 3 | 184 ° ± 3 | |
| Preoperative frontal varus deformity, ° (Mean ± SD) | 173° ± 4 | 174° ± 4 | 170° ± 4 |
| Maximum preoperative flexion, ° (Mean ± SD) |
125° ± 10 | 125° ± 10 | 124° ± 9 |
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