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. 2020 Nov 6;10(11):821. doi: 10.3390/brainsci10110821

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© 2020 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Illustration of the average event-related spectral perturbation at movement onset (0 m/s) for the healthy controls (left) and patients with stroke before RAGT (middle) and after RAGT (right). Clear event-related desynchronization (ERD) (blue color) followed by event-related synchronization (ERS) (red color) was observed in both the control and RAGT groups between the alpha and beta ranges in ipsilesional C3 equivalent electrode for the epoch between −3 and 4.5 s, with baseline corrected as −3 to −2 s.