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临床表现 临床表现

Hannah M Wilks1, Matthew S Welhaf2, Andrew J Aschenbrenner2

  • 1Washington University in St. Louis, St. Louis, MO, USA.

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概括
此摘要是机器生成的。

夜间睡眠障碍会影响老年人的第二天认知能力,特别是APOE ε4携带者. 智能手机评估显示了微妙但显著的影响,强调了多维睡眠和阿尔茨海默氏症的认知评估.

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科学领域:

  • 神经科学是一个神经科学.
  • 老年学是一门学科.
  • 睡眠科学 睡眠科学
  • 认知科学 认知科学

背景情况:

  • 技术进步使得人们能够自然地评估日常生活中的认知和睡眠.
  • 夜间睡眠对阿尔茨海默病 (AD) 风险较高的老年人第二天认知的影响需要进一步调查.
  • 基于智能手机的新方法可以探索认知,睡眠,AD生物标志物和认知正常的老年人中的遗传风险.

研究的目的:

  • 检查日常认知,睡眠模式和阿尔茨海默病 (AD) 风险因素在认知正常的老年人之间的关联.
  • 为了研究夜间睡眠变化的影响下一天的认知表现.
  • 为了确定遗传风险 (APOE ε4) 和AD生物标志物是否会改变睡眠与认知的关系.

主要方法:

  • 利用门诊认知研究 (ARC) 智能手机应用程序,每天评估344名参与者的关联记忆,处理速度和空间工作记忆.
  • 通过自我报告评估每日睡眠满意度,警觉,时间,效率和持续时间,创建每日和每周睡眠健康复合物.
  • 采用线性和通用添加模型,控制年龄,教育和性别,分析睡眠偏差和认知之间的关系,包括APOE ε4状态和AD生物标志物.

主要成果:

  • 与典型睡眠的夜间偏差显著与第二天认知能力的恶化有关 (p < 0.05).
  • 这种关联在APOE ε4载体中尤为明显,表明对睡眠障碍的敏感性增加.
  • 在每周睡眠和每周认知之间没有发现显著的关联,临床前AD生物标志物状态没有改变观察到的睡眠-认知关系.

结论:

  • 高频,多天的智能手机评估显示,夜间睡眠质量微妙地影响了认知正常的老年人第二天的认知.
  • 携带APOE ε4的携带者对睡眠障碍的认知后果更容易受到伤害.
  • 研究结果强调了多维睡眠和认知评估对于识别患阿尔茨海默病风险较高的个体的重要性.