Figure 8
From: Hebbian plasticity induced by temporally coincident BCI enhances post-stroke motor recovery

EEG–EMG coherence in the beta frequency range (0.5–1.5 s; 15–23 Hz): difference between pre- and post-therapy. (A) BCI-FES group (paired T-test: T = − 3.45, p = 0.041). (B) Random-FES group (paired T-test: T = − 0.073, p = 0.95). (C) On an individual patient level.