Differentiation between deviant trajectory planning, action planning, and reduced psychomotor speed in schizophrenia Vrije Universiteit Brussel University of Antwerp
INTRODUCTION: Abnormal psychomotor behaviour in schizophrenia might be based on separate deficits. Here we studied the relationship between trajectory planning, action planning, psychomotor speed, and indices of cognitive functioning in a large group of stabilised patients with schizophrenia.
METHOD: Sixty-one patients and 30 controls were tested. Trajectory planning was assessed in a graphic task in which sequences of single lines, ...