634891.fig.005a
(a)
634891.fig.005b
(b)
634891.fig.005c
(c)
Figure 5: Mean and standard deviation of absolute beta power. The statistical analysis revealed a main effect for group ( ) for all the electrodes analyzed. (a) Left frontal cortex (F3). (b) Left central cortex (C3). (c) Left parietal cortex (P3).