Executive dysfunction and cognitive disorganization in schizophrenia: Case-control and cluster analyses of a Korean Wisconsin Card Sorting Test cohort
Objective Executive dysfunction is a hallmark cognitive deficit in schizophrenia, yet phenotypic heterogeneity within the disorder complicates clinical translation. This study aimed to identify discrete executive profiles within a large Korean schizophrenia cohort using the Wisconsin Card Sorting Test (WCST) and to eva...