E-ISSN : 2733-4538
This literature review was conducted to investigate the studies on the Event-Related Potentials(ERPs) which is one of the physiological measurements of the cognitive process. This review particularly focused on those studies which investigated the effect on the P300 amplitude and latency of the manipulation of the probability and emotional value of stimulus. Based on the results of those studies, it was attemptd to explain the functional significance of P300. In addition, the studies which examined the clinical utility of P300 as a screening test for dementia and schizophrenia were reviewed. The direction of future P300 study has been proposed.