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在日常任务中微妙的低效率表明老年人早期的功能困难:对临床实践和研究的影响

Moira McKniff¹, Sophia Holmqvist¹, Marina Kaplan¹

¹Department of Psychology and Neuroscience, Temple University, Philadelphia, PA, USA.

The Clinical neuropsychologist

|April 30, 2025

概括

在日常活动中微妙的错误和任务减速有效地识别了老年人的轻度认知障碍. 自然主义动作测试 (NAT) 显示了功能衰退的早期检测的希望.

科学领域:

老年学是指老年学的学科.
神经科学是一个神经科学.
认知心理学认知心理学

背景情况:

轻度认知障碍 (MCI) 影响老年人,经常出现微妙的功能障碍.
早期发现功能衰退对于及时干预和管理至关重要.

研究的目的:

验证自然行动测试 (NAT) 用于评估MCI老年人的轻度功能障碍.
评估日常任务中微小错误和执行时间的可靠性和有效性.

主要方法:

111名老年人 (健康认知[HC]和MCI) 完成了神经心理测试和两个NAT任务两次.
对于NAT任务 (早餐,午餐) 的微小错误和每个步骤的平均时间进行了评分.
评估了测试复试可靠性和与认知指标的相关性.

主要成果:

与HC参与者相比,MCI参与者表现出显著更多的微小错误和更长的平均每步时间.
微小错误与情节性记忆和执行功能相关.
每个步骤的平均时间与情节性记忆相关,证明了良好的测试重试可靠性.

结论:

对无效行动和执行时间的NAT测量是有效和可靠的,用于量化老年人轻度功能障碍.
这些发现支持使用NAT用于早期识别功能衰退和潜在痴呆风险.

关键词:

轻度认知障碍轻度认知障碍日常生活中的日常生活活动.认知能力下降认知能力下降每天的日常运作功能.基于性能的测试是基于性能的测试.

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