临床表现 临床表现
Boon Lead Tee1,2, Jee Eun Sung3, Stefano F Cappa4,5
1Global Brain Health Institute, University of California, San Francisco, San Francisco, CA, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
概括
像数字跨度任务这样的认知评估在老年人中显示了14种语言的性能变化. 语言和数值因素显著影响结果,突出了认知研究中语言多样性的需要.
科学领域:
- 认知心理学 认知心理学
- 神经科学是一个神经科学.
- 语言学的语言学.
背景情况:
- 数字跨度任务是评估听觉语言短期和工作记忆的全球标准.
- 对老年人基于语言的数字跨度性能变化存在有限的研究.
- 这项研究通过检查40-90岁的个人在14种语言中的数字跨度来解决这个差距.
研究的目的:
- 为了研究十四种语言中老年人的数字跨度性能变化.
- 探索词汇和数字属性对认知评估结果的影响.
- 确定影响老龄人口记忆表现的语言特异性因素.
主要方法:
- 分析了3,681名参与者在14个语言队列中的数字跨度表现,包括认知正常 (CN),轻度认知障碍 (MCI) 和阿尔茨海默病 (AD) 组.
- 利用ANOVA和一般线性模型来评估CN参与者的语言差异.
- 进行了对AD截止值的接收器操作特征 (ROC) 分析和回归分析,以检查语言/数值影响.
主要成果:
- 在CN个体的14个语言队列中,在前进和后退数字跨度性能中观察到显著的差异,即使在控制年龄和教育后也是如此.
- 针对AD检测的最佳截止值因语言而异.
- 数字和音节计数相互作用,影响英语发言者的前置数字跨度准确性,而数字计数对后置数字跨度性能产生了负面影响.
结论:
- 数字跨度表现的语言特定变化强调了语言和数值因素对认知评估的影响.
- 这些发现强调了将语言多样性纳入认知研究和评估的关键重要性.
- 使用数字刺激的认知测试受到语言的影响,即使不直接评估语言能力.
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