Figure 4. Ankle joint velocity of frontal plane during the descending phase. Descending phase: Initial contact to maximum knee flexion; H = Uninjured control group; C = Copers group; I = CAI group; 0% indicates initial landing; 100% indicates max squat; 0% indicates initial landing; 100% indicates max squat; + values indicate ankle eversion; - values indicate ankle inversion. * p < 0.05.