Neurocognition in the extended psychosis phenotype: performance of a community sample of adolescents with psychotic symptoms on the MATRICS neurocognitive battery.

Abstract excerpt

Neurocognitive dysfunction is well established in psychosis, but recent work suggests that processing speed deficits might represent a particularly important cognitive deficit. A number of significant confounds, however, such as disease chronicity and antipsychotic medication use, have been shown to affect processing speed, causing debate as to the core cognitive features of psychosis. We adopted a novel strategy...

Topics

• Adolescent
• Child
• Cognition Disorders
• Female
• Humans
• Male
• Neuropsychological Tests
• Phenotype
• Prodromal Symptoms
• Psychiatric Status Rating Scales
• Psychotic Disorders
• Risk
• Trail Making Test
• Wechsler Scales