... ARTICLE Open Access P300 amplitude is insensitive to working memory load in schizophreniaPablo A Gaspar1,2*, Sergio Ruiz3,4,5, Francisco Zamorano5, Marcela Altayó5, Carolina Pérez5, Conrado ... dependent on attention, working memory load, and task difficulty. The difficulty of our task may par-tially account for the diminished P300 in our SZ subjects,as they showed a lower hit rate ... Thus, the study of WMmechanisms and their impairments in SZ might contri-bute to unveil some of the underlying affected mechan-isms in this disease. Specifically, our aim is to analyzethe pattern...