Research Article
Effects of Knee Osteoarthritis on Hip and Ankle Gait Mechanics
Table 1
Characteristics of knee OA and control groups.
| ā | Knee OA group (n=89) | Control group (n=42) | p-value | ā | Mean (SD) | Mean (SD) |
| Age, yr | 65.8 (5.5) | 64.5 (2.9) | 0.224 | Height, cm | 151.7 (5.4) | 153.7 (5.2) | 0.304 | Weight, kg | 61 (8.6) | 58.2 (7.2) | 0.004 | Body mass index, kg/m2 | 26.5 (3.5) | 24.6 (2.9) | 0.002 | HKA axis (right side) | 5.9 (3.8) | 1.7 (1.8) | <0.001 | Gait speed (cm/s) | 88.7 (17.5) | 111.2 (8.4) | <0.001 | Stride length (cm) | 97.9 (13.7) | 115.7 (7) | <0.001 | Step width (cm) | 10.3 (3.2) | 8.5 (1.8) | <0.001 |
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SD: standard deviation, HKA axis: hip-knee-ankle mechanical axis
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