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临床表现 临床表现

Carol A Van Hulle1,2, Mary F Wyman3,4, Carey E Gleason2,3,5,6

  • 1Wisconsin Alzheimer's Disease Research Center, University of Wisconsin-Madison School of Medicine & Public Health, Madison, WI, USA.

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概括
此摘要是机器生成的。

轻度行为障碍 (MBI) 和主观认知衰退 (SCD) 影响认知功能. 单独的MBI表明执行功能问题,而MBI与SCD一起表明中年成年人的记忆障碍.

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科学领域:

  • 神经科学是一个神经科学.
  • 老年学是指老年学的学科.
  • 精神病学是一个精神病学.

背景情况:

  • 轻度行为障碍 (MBI) 和主观认知衰退 (SCD) 在中晚年生活中很常见,可能是痴呆症的前身.
  • 结合MBI和SCD可能会增加痴呆症转化风险,比单独的任何一种情况都要多.
  • 这项研究调查了MBI和SCD对年轻,认知健康样本认知表现的影响.

研究的目的:

  • 探索轻度行为障碍 (MBI) 和主观认知衰退 (SCD) 对认知表现的影响.
  • 评估一组认知不受损的中年成年人认知结果.
  • 为了确定MBI和SCD的组合是否会随着时间的推移对认知产生差异性影响.

主要方法:

  • 利用了威斯康星州阿尔茨海默氏病研究中心309名认知正常参与者的数据.
  • 通过神经精神科库存问卷和SCD通过自我报告的记忆问题来定义MBI.
  • 采用线性混合效应模型来分析MBI/SCD组与认知测试结果之间的关联 (雷听力语言学习测试,Trail Making测试).

主要成果:

  • 患有SCD的参与者更有可能满足MBI标准 (p = .001).
  • 而MBI+/SCD+组表现较差,即时召回性能较差.
  • 有或没有SCD的MBI与A和B轨道 (执行职能指标) 的表现较差有关.

结论:

  • 轻度行为障碍 (MBI) 可能是中年执行功能缺陷的早期指标.
  • 两种MBI和主观认知衰退 (SCD) 的存在似乎与记忆障碍有关.
  • 需要进一步的研究来探索与这些疾病相关的潜在病理.