患有早期阿尔茨海默氏症和没有阿尔茨海默氏症的老年女性之间的语言差异:认知能力下降的语言指标
Acta psychologica
|April 15, 2025
概括
与健康对照组相比,患有早期阿尔茨海默氏症 (AD) 的女性表现出明显的语言模式,包括更少的单词,更多的贫血症和增加的言语失语,有助于早期检测.
科学领域:
- 神经语言学是一种神经语言学.
- 认知神经科学 认知神经科学
- 老年学是一门学科.
背景情况:
- 阿尔茨海默病 (AD) 显著影响认知功能,包括语言.
- 早期发现AD,特别是在轻度认知障碍 (MCI) 的女性中,对于及时干预至关重要.
- 有限的研究存在于早期AD阶段的性别特异性语言差异.
研究的目的:
- 调查早期阿尔茨海默病的老年女性与年龄/教育相匹配的健康对照群之间的词汇语义和失语特征的语言差异.
- 确定语言标记,表明MCI妇女的早期认知变化.
- 评估复杂的语言任务在揭示与AD相关的障碍方面的有用性.
主要方法:
- 对22名患有早期阿尔茨海默病的妇女和22名对照妇女的语音样本进行比较分析.
- 使用了 Cookie Theft 图片描述和 Cinderella 故事重述任务从特拉华州的语料库.
- 分析了语言特征,包括符号/类型计数,代词使用,缺陷和语音失调 (填充,重复,错误开始).
主要成果:
- 患有早期阿尔茨海默症的女性制作的代币和类型较少,特别是在灰娘任务中.
- 在阿尔茨海默氏症组中,观察到更多的代名词使用和更高的anomia值,特别是在故事回忆过程中.
- 在"灰娘"重述任务中,在早期阿尔茨海默病的女性中发现了更高频率的语音失调,包括词汇填充物.
结论:
- 复杂的语言任务有效地揭示了早期AD的认知变化,表现为受损的词汇检索和增加的流利性.
- 语言分析提供经验证据,证实了早期阿尔茨海默病患者和没有阿尔茨海默病患者女性的语言差异.
- 语音模式分析是早期发现AD的宝贵工具,可以及时干预语言,记忆和认知障碍.
关键词:
年长的妇女,老年妇女.阿尔茨海默病的疾病阿尔茨海默病的疾病.亚诺米亚 (Anomia) 是一种不存在的状态.认知能力下降 认知能力下降流失的流动性 流失的流动性词汇检索能力 词汇检索能力语音上的差异.更多相关视频
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