临床表现 临床表现
Laura Stankeviciute1, Iris Bosch2,3, Fredrik Öhman4,5,6
1Department of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Västra Götalands, Sweden.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
概括
睡眠质量差与老年人记忆性能差有关,这表明睡眠与临床前阿尔茨海默病 (AD) 的认知衰退之间存在联系. 这凸显了睡眠对大脑健康的重要性.
科学领域:
- 神经科学是一个神经科学.
- 老年学是一门学科.
- 睡眠医学 睡眠医学
背景情况:
- 睡眠障碍在阿尔茨海默病 (AD) 中很常见,早期出现并可能恶化病理.
- 主观睡眠质量差与阿尔茨海默病的生物标志物和在认知不受损 (CU) 个体的认知缺陷相关.
- 集成数字认知评估 (DCAs),基于血液的生物标志物 (BBB) 和睡眠数据的大规模研究是有限的.
研究的目的:
- 通过使用DCA在老年人中调查主观睡眠质量和认知表现之间的关联.
- 在基于人口的队列中探索特定睡眠参数和记忆功能之间的关系.
主要方法:
- 在REAL AD研究中,使用匹兹堡睡眠质量指数 (PSQI) 和远程数字记忆评估 (neotivTrials应用程序) 分析了748CU的老年人.
- 从三个视觉记忆测试中得出一个远程数字记忆复合 (RDMC) 评分.
- 线性回归模型评估了PSQI组件和RDMC之间的关联,对共变量进行调整,并对抑郁和焦虑进行敏感性分析.
主要成果:
- 较差的整体主观睡眠质量 (PSQI总分) 与较低的RDMC性能 (p=0.024) 有显著的关联.
- 延长睡眠延迟和频繁使用睡眠药物与较差的记忆得分有关 (分别为p=0.04和p<0.001).
- 在考虑了抑郁和焦虑症状后,这些关联减少了.
结论:
- 主观睡眠质量与老年人数字认知测试中的记忆表现有关.
- 这些发现强调了临床前阿尔茨海默病患者睡眠和认知之间的相互作用.
- 需要进一步的研究,整合生物标志物和客观睡眠数据,以阐明生物机制,并加强早期AD检测策略.
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