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. 2021 Jul 16;15:692304. doi: 10.3389/fnhum.2021.692304

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Copyright © 2021 Hu, Cheng, Ji, Chong, Lu, Huang, Ang, Phua, Chuang, Jiang, Chew, Guan and Zhou.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Differential correlation between FC changes and behavioral outcome changes using different intervention methods. (A) Stroke patients showed lower FC at SMN comparing to healthy controls at baseline (p = 0.030). (B) Correlation between FC changes and FMA changes in MI-BCI group. A positive correlation was observed between FMA changes and interconnectivity changes of DMN and SMN. (C) Correlation between FC changes and FMA changes in MI-BCI + tDCS group. A negative correlation was observed between FMA changes and interconnectivity changes of DMN and SMN.