Research Article
The Effect of Correction Algorithms on Knee Kinematics and Kinetics during Gait of Patients with Knee Osteoarthritis
Table 1
Descriptive statistics for the key kinetic and kinematic variables.
| | | Original mean (SD) | PCA mean (SD) | FJA mean (SD) | Effect size (partial eta2) |
| | Healthy | 0.288 (0.219) | 0.129 (0.167) | 0.188 (0.145) | 0.394 | | Knee OA | 0.437 (0.310) | 0.096 (0.083) | 0.209 (0.200) | 0.581 | | Knee ROM flex/ext (°) | Healthy | 66.034 (4.557) | 66.186 (4.638) | 66.667 (4.224) | 0.171 | | Knee OA | 62.288 (4.508) | 62.526 (4.456) | 62.481 (4.458) | 0.310 | | Knee ROM abd/add (°) | Healthy | 12.185 (4.503) | 10.969 (3.300) | 11.468 (3.273) | 0.388 | | Knee OA | 10.798 (3.155) | 8.192 (2.901) | 8.960 (2.988) | 0.430 | | Knee ROM axial rotation (°) | Healthy | 15.083 (4.813) | 15.950 (5.209) | 15.880 (4.381) | 0.132 | | Knee OA | 15.328 (4.160) | 15.078 (3.160) | 14.454 (3.034) | 0.305 | | Knee abd/add offset (°) | Healthy | -1.827 (4.005) | -2.011 (3.243) | -2.171 (2.968) | 0.043 | | Knee OA | 0.509 (3.518) | 0.319 (3.928) | 0.188 (3.260) | 0.020 | | Variability of knee abd/add offset (°) | Healthy | 0.248 (0.141) | 0.250 (0.129) | 0.242 (0.140) | 0.074 | | Knee OA | 0.248 (0.133) | 0.277 (0.123) | 0.266 (0.133) | 0.073 | | Knee axial rotation offset (°) | Healthy | -0.216 (4.103) | -0.404 (4.736) | -0.682 (4.779) | 0.096 | | Knee OA | -5.772 (3.985) | -5.319 (3.799) | -5.637 (3.933) | 0.159 | | Variability of knee axial rotation offset (°) | Healthy | 0.681 (0.377) | 0.676 (0.370) | 0.684 (0.376) | 0.118 | | Knee OA | 0.611 (0.342) | 0.633 (0.353) | 0.603 (0.338) | 0.232 | | Max KFM (Nm/kg) | Healthy | 0.516 (0.204) | 0.518 (0.187) | 0.477 (0.190) | 0.156 | | Knee OA | 0.352 (0.184) | 0.377 (0.138) | 0.414 (0.216) | 0.290 | | Max KAM (Nm/kg) | Healthy | 0.408 (0.121) | 0.406 (0.119) | 0.404 (0.110) | 0.007 | | Knee OA | 0.508 (0.145) | 0.473 (0.131) | 0.487 (0.156) | 0.230 |
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Significant difference between original and corrected data. ; . |
