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Component orientation determined radiographically
| Design | Femoral varus-valgus | Tibial angle | Femoral flexion-extension | Tibial posterior slope |
|---|---|---|---|---|
| NexGen® | 5.3° valgus ± 2.7º | 1.5° varus ± 2.57º | 2.9° flexion ± 3.3º | 5.1° ± 3.0º |
| Optetrak® | 5.9° valgus ± 2.4º | 2.2° varus ± 3.2º | 2.7° flexion ± 3.8º | 5.2° ± 2.8º |
| Genesis® II | 5.8° valgus ± 1.9º | 1.2° varus ± 3.2º | 2.2° flexion ± 3.3º | 4.1° ± 2.2º |
Values are expressed as mean ± SD.
