Brain Symmetry Index in Healthy and Stroke Patients for Assessment and Prognosis

Figure 1

Brain symmetry index (BSI) scores obtained during (a) rest task (Task 1) with eyes either closed () or open () and during (b) paretic and (c) nonparetic hand grasping tasks (Task 2). Data is from session 1 of all 20 subjects, separated into healthy (blue), cortical (striped green), and subcortical (light yellow) stroke.

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(b)

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