Fig. 1From: A gaze-independent audiovisual brain-computer Interface for detecting awareness of patients with disorders of consciousnessGUI of the audiovisual BCI. A pair of audiovisual stimuli were presented, which were semantically congruent (e.g., a visual number “8” and a spoken number “8”) or incongruent (e.g., a visual number “5” and a spoken number “6”)Back to article page