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Fig. 1 | BMC Geriatrics

Fig. 1

From: Increased co-contraction reaction during a surface perturbation is associated with unsuccessful postural control among older adults

Fig. 1

Representative EMG and CCI from a successful and unsuccessful participant. The normalized EMG for the right tibialis anterior and gastrocnemius as well as the CCI of the two muscles during the feed-forward- and feedback period. a) Depicts the result from a participant who was successful in the postural task. b) Shows a participant who was unsuccessful in the postural task

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