Quantitative Motor Activity Differentiates Schizophrenia Subtypes
نویسندگان
چکیده
منابع مشابه
Quantitative motor activity differentiates schizophrenia subtypes.
BACKGROUND Motor symptoms are frequent in schizophrenia and relevant to the diagnosis of subtypes. However, the assessment has been limited to observations recorded in scales and experimental designs. The aim of this study was to use wrist actigraphy to obtain motor activity data in 3 schizophrenia subtypes. METHODS In total, 60 patients with schizophrenia (35 paranoid, 12 catatonic, 13 disor...
متن کاملThe quantitative assessment of motor activity in mania and schizophrenia.
BACKGROUND Increased motor activity is a cardinal feature of the mania of Bipolar Disorder (BD), and is thought to reflect dopaminergic dysregulation. Motor activity in BD has been studied almost exclusively with self-report and observer-rated scales, limiting the ability to objectively quantify this behavior. We used an ambulatory monitoring device to quantify motor activity in BD and schizoph...
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Descriptive approaches to subtyping schizophrenia use symptoms, signs, and functioning characteristics as diagnostic criteria. Such approaches often appear superficially to be obvious, simple, and atheoretical; in reality, however, there are many ways in which descriptive data can be selected and organized to subtype patients. This report describes these various approaches. Selection of diagnos...
متن کاملMotor symptoms and schizophrenia.
Classical schizophrenia literature reports motor symptoms as characteristic of the disorder. After the introduction of neuroleptic drugs, the existence of genuine motor disorders was challenged. Renewed interest arose as symptoms were found in never-medicated patients. Reports focused on abnormal involuntary movements, parkinsonism, neurological soft signs, catatonia, negative symptoms, or psyc...
متن کاملSubtypes of schizophrenia: a cluster analytic approach.
OBJECTIVES To identify empirical subtypes of schizophrenia, based upon the symptoms recorded over the duration of the illness, and to validate the resulting clusters against other systems that are used for subtyping schizophrenia. METHOD Data for 55 symptoms of schizophrenia over the history of the illness from 107 chronic schizophrenia patients were analyzed using hierarchical cluster analys...
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ژورنال
عنوان ژورنال: Neuropsychobiology
سال: 2009
ISSN: 1423-0224,0302-282X
DOI: 10.1159/000236448