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Subjective cognitive decline and self-reported sleep problems: The SCIENCe project

Exalto, Lieza G; Hendriksen, Heleen MA; Barkhof, Frederik; van den Bosch, Karlijn A; Ebenau, Jarith L; van Leeuwenstijn-Koopman, Mardou; Prins, Niels D; ... van der Flier, Wiesje M; + view all (2022) Subjective cognitive decline and self-reported sleep problems: The SCIENCe project. Alzheimer's & Dementia: Diagnosis, Assessment & Disease Monitoring , 14 (1) , Article e12287. 10.1002/dad2.12287. Green open access

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Abstract

We aim to investigate the frequency and type of sleep problems in memory clinic patients with subjective cognitive decline (SCD) and their association with cognition, mental health, brain magnetic resonance imaging (MRI), and cerebrospinal fluid (CSF) biomarkers. Three hundred eight subjects (65 ± 8 years, 44% female) were selected from the Subjective Cognitive Impairment Cohort (SCIENCe) project. All subjects answered two sleep questionnaires, Berlin Questionnaire (sleep apnea) and Pittsburgh Sleep Quality Index (sleep quality) and underwent a standardized memory clinic work-up. One hundred ninety-eight (64%) subjects reported sleep problems, based on 107 (35%) positive screenings on sleep apnea and 162 (53%) on poor sleep quality. Subjects with sleep problems reported more severe depressive symptoms, more anxiety, and more severe SCD. Cognitive tests, MRI, and CSF biomarkers did not differ between groups. Our results suggest that improvement of sleep quality and behaviors are potential leads for treatment in many subjects with SCD to relieve the experienced cognitive complaints.

Type: Article
Title: Subjective cognitive decline and self-reported sleep problems: The SCIENCe project
Location: United States
Open access status: An open access version is available from UCL Discovery
DOI: 10.1002/dad2.12287
Publisher version: https://doi.org/10.1002/dad2.12287
Language: English
Additional information: © 2022 The Authors. Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring published by Wiley Periodicals, LLC on behalf of Alzheimer’s Association. This is an open access article under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.
Keywords: Alzheimer's disease, Berlin questionnaire, Pittsburgh Sleep Quality Index, sleep, subjective cognitive decline
UCL classification: UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Brain Sciences
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Brain Sciences > UCL Queen Square Institute of Neurology > Brain Repair and Rehabilitation
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences
UCL
UCL > Provost and Vice Provost Offices > School of Life and Medical Sciences > Faculty of Brain Sciences > UCL Queen Square Institute of Neurology
URI: https://discovery.ucl.ac.uk/id/eprint/10149990
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