Probing awareness during sleep with the auditory odd-ball paradigm.
International journal of psychophysiology : official journal of the International Organization of Psychophysiology December 2002 Kimberly A Cote
During the waking state, a late component of the auditory event-related potential, P300, is elicited when subjects detect a rare 'target' stimulus. It is usually not elicited when subjects either ignore or fail to detect the stimulus. The presence of P300 is therefore thought to reflect conscious processing of the stimulus. Since P300 has been shown to be an attention-dependent cognitive...