PM & R : the journal of injury, function, and rehabilitation
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To examine the reproducibility of repeat tests of ultrasound imaging (USI) measurement of transversus abdominis (TrA) activation in a single group of asymptomatic adults performing reaching and lifting tasks before and after abdominal drawing-in technique (ADIM) training in the supine position with TrA USI biofeedback. ⋯ This study produced acceptable reproducibility of USI measures of TrA during loaded functional activities.