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Milovan, Denise L.; Baribeau, Jacinthe; Roth, Robert M.; Stip, Emmanuel – Brain and Cognition, 2004
Event-related potential (ERP) studies have demonstrated impaired auditory sensory processing in patients with schizophrenia, as reflected in abnormal mismatch negativity (MMN). We sought to extend this finding by evaluating MMN in 13 treatment-refractory patients with schizophrenia, and 14 age- and gender-matched healthy controls. Subjects…
Descriptors: Schizophrenia, Patients, Visual Stimuli, Auditory Perception
Stip, Emmanuel; Bigras, Marie-Josee.; Mancini-Marie, Adham; Cosset, Marie-Eve.; Black, Deborah; Lecours, Andre-Roch – Brain and Cognition, 2004
Objective: This study investigated the long-term effects of bilateral prefrontal leukotomy on lexical abilities in schizophrenia subjects. Method: We compared performances of leukotomized (LSP), non-leukotomized schizophrenia patients (NLSP) and normal controls, using a test of verbal fluency. Multiple case and triple comparison design were…
Descriptors: Patients, Language Fluency, Schizophrenia, Lexicology