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Mean difference and 95% confidence intervals (CI) of the measured difference between the computer navigation system and angles calculated with an electronic caliper
| Deformity | Mean | 95% CI |
|---|---|---|
| Varus–valgus deformity, frontal plane | 0.42° | 0.07° and 0.77° |
| Varus–valgus deformity, lateral plane | 2.84° | 1.64° and 4.04° |
| Ante-/retroversion, frontal plane | 0.45° | 0.23° and 0.68° |
| Ante-/retroversion, lateral plane | 1.15° | 0.19° and 2.11° |
Each displayed angle is the average of three measurements
