Fig. 4From: Objective assessment of impulse control disorder in patients with Parkinson’s disease using a low-cost LEGO-like EEG headset: a feasibility studyComparative NoGo N2 and P3 signatures between the 1st and 2nd sessions and their contrast. Only the PD and ICD groups underwent DA treatment right after the 1st session. A Topographic mapping of peak amplitudes over the adopted 8-channel montage. The color was normalized according to the amplitudes across groups. B ERP profiles and peak amplitude distributionsBack to article page