Frequency and correlates of caregiver-reported sleep disturbances in a sample of persons with early dementia.

OBJECTIVES To identify sleep disturbances in participants with subtypes of dementia and explore clinical correlates. DESIGN Cross-sectional. SETTING Outpatient clinics in western Norway and the Mayo Clinic Study of Aging, Olmsted County, Minnesota. PARTICIPANTS One hundred fifty-one community-dwelling western Norway residents referred for geriatric… (More)