Table 3.
Partial correlation coefficients between the knee adduction moment impulse and gait biomechanics data(r).
| Item | KAM impulse (Nm∗s/BW) |
|
|---|---|---|
| Beaking phase | Propulsion phase | |
| Hip extension angle(°) | 0.109 | 0.116 |
| Hip adduction angle(°) | −0.254 | 0.161 |
| Knee flexion angle(°) | 0.118 | 0.081 |
| Knee adduction angle(°) | 0.377∗ | 0.402∗ |
| Ankle dorsiflexion angle(°) | 0.028 | 0.021 |
| Toe-out angle(°) | −0.355∗ | −0.357∗ |
| External hip flexion moment(Nm/BW) | −0.090 | 0.335∗ |
| External hip adduction moment(Nm/BW) | 0.227 | 0.565∗∗ |
| External knee flexion moment(Nm/BW) | −0.078 | −0.074 |
| External knee adduction moment(Nm/BW) | 0.481∗∗ | 0.862∗∗ |
| External ankle dorsiflexion moment(Nm/BW) | −0.150 | 0.274 |
| Hip extension joint power(W/BW) | 0.125 | −0.087 |
| Knee extension joint power (W/BW) | 0.082 | 0.140 |
| Ankle plantarflexion joint power(W/BW) | −0.144 | 0.163 |
n = 39, ∗: p < 0.05, ∗∗:p ＜ 0.01.
Partial correlation coefficients: using gait speed as control factors knee adduction moment impulse (KAM impulse): time integral of KAM during the stance phase.