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Normalized vastus lateralis activity. *Main effect for phase: independent of brace setting, electromyographic (EMG) activity in the descending phase was significantly less than in the ascending phase (P < .05). †Main effect of brace setting: independent of phase, EMG activity at the medium-resistance brace setting was significantly less than under the no-brace condition (P < .05). MVIC indicates maximum voluntary isometric contraction.
