痴呆症患者认知和感知功能衰退的轨迹:来自IDEAL计划的研究结果
Anthony Martyr1, Madhumathi Ravi1, Laura D Gamble2
1Centre for Research in Ageing and Cognitive Health, University of Exeter Medical School, St Luke's Campus, Exeter, UK.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|September 2, 2023
概括
认知和自我评价的日常生活能力在痴呆症中也同样下降. 然而,护理人员报告显示,与认知相比,日常生活能力的下降速度更快.
科学领域:
- 神经学 神经学
- 老年学是一门学科.
- 心理学 心理学 心理学
背景情况:
- 认知障碍和日常生活的工具性活动 (iADL) 是痴呆症的核心特征.
- 有限的研究直接比较了认知和iADL的衰退轨迹.
研究的目的:
- 为了比较痴呆症患者的认知功能的纵向下降率和iADL.
- 在认知衰退方面调查自我评级和信息人评级iADL之间的差异.
主要方法:
- 利用了来自IDEAL研究的1537名痴呆患者和1277名护理人员的24个月的数据.
- 使用阿登布鲁克认知检查-III和iADL使用功能活动问卷评估认知.
- 将分数转换为分数,用于对下降率的比较分析.
主要成果:
- 自评iADL的下降速度与认知水平相似.
- 与认知相比,告知者评级iADL的下降速度明显更快 (平均差异为每时间点-0.31分数点).
结论:
- 在痴呆症中,认知衰退和自我感知功能衰退在很大程度上是一致的.
- 基于信息者的评估可能会高估功能衰退的速度,而不是自我评价和认知变化.
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