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EMG data of the mean of the two groups during a rowing stroke. The DD group is the group with disc degeneration. The non-DD group is the group without disc degeneration. The EMG scales ranged from 0 to 1. Solid line: 20% time point of the 2000 m rowing trial; dashed line: 80% time point of the 2000 m rowing trial. DD: disc degeneration; EMG: electromyographic.
