Actigraphic monitoring of activity and rest in schizophrenic patients treated with olanzapine or risperidone.

Metabolic disturbances are a growing concern for the treatment of schizophrenia. As decreased activity and poor sleep quality are risk factors for metabolic disturbances, we investigated the activity and sleep patterns of schizophrenic patients using actigraphy. Seventy-three patients with schizophrenia spectrum disorder (mean age 29.

[Sleep and circadian rhythm disturbances in schizophrenia].

Aim: In this study we investigated sleep and circadian rhythm, functioning and psychopathological symptoms in patients with schizophrenia. We looked for answers to the following questions: What percentage of patients with schizophrenia after a therapeutic process in the daily psychiatric ward suffers from insomnia and excessive daytime sleepiness? What factors influence the functioning of patients with schizophrenia.

Methods: 23 patients and 23 healthy controls matched for age and sex (14 women, 9 men; mean age 40.