Table 4.
Radiographic measurements illustrating outliers (greater than 3°) for each component and in combination according to group
| Component | Plane | Group | Odds ratio | 95% CI | p value* | ||
|---|---|---|---|---|---|---|---|
| ASM (n = 123) | Control (n = 172) | Lower | Upper | ||||
| Femoral (n, % of group) | Varus/valgus | 2 (1.6) | 12 (7.0) | 4.5 | 1.0 | 20.7 | 0.049 |
| Flexion/extension | 3 (2.4) | 5 (2.9) | 1.1 | 0.3 | 5.1 | ns | |
| Tibial (n, % of group) | Varus/valgus | 3 (2.4) | 13 (7.6) | 3.3 | 0.9 | 11.7 | ns |
| Tibial slope | 1 (0.8) | 11 (6.4) | 8.3 | 1.1 | 65.0 | 0.03 | |
| Both (n, % of group) | Any | 5 (4.1) | 19 (11.0) | 2.9 | 1.1 | 8.1 | 0.03 |
ASM articular surface mounted, CI confidence interval
*Chi-square test