Frequency of dementia in Parkinson disease
Frequency of dementia in Parkinson disease
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DOI:
10.1001/archneur.1996.00550060082020
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发表时间:
1996-06-01
影响因子:
--
通讯作者:
Cummings, JL
中科院分区:
文献类型:
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作者:
Aarsland, D;Tandberg, E;Cummings, JL
Objective: To investigate the frequency of dementia in patients with Parkinson disease (PD).Design: Community-based prevalence study.Setting: The study population comprised 220 858 inhabitants from the Rogaland County, Norway.Participants: Almost 400 participants were examined by a neurologist, and 245 were given the diagnosis of PD and included in the study.Measurements: Mental functioning was rated with the Mini-Mental State Examination; Gottfries, Brane, and Steen scale; and the intellectual subscale of the Unified Parkinson's Disease Rating Scale. Criteria from the Diagnostic and Statistical Manual of Mental Disorders, Third Edition, Revised, were applied during a semistructured interview to determine the diagnosis of dementia.Results: Dementia was found in 67 patients (27.7%). Patients with dementia were older at the time of the study and at onset of PD and had had PD longer than the patients without dementia. Major depression was more common among patients with dementia (23%) than among patients without dementia (2.3%) (chi(2), P