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听觉处理功能障碍可以表明早期的认知衰退吗?
Xinrong Ma1,2,3, Jiayu Li1,2,3, Ying Wang1,2,3
1Department of Otolaryngology-Head and Neck Surgery Shanghai Jiao Tong University Affiliated Sixth People's Hospital Shanghai China.
Alzheimer's & dementia (Amsterdam, Netherlands)
|September 29, 2025
概括
差距检测值 (GDT) 可能表明早期认知障碍 (CI). 较高的GDT与较差的认知功能和改变的大脑活动相关,这表明它有可能成为痴呆风险的非侵入性生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 听觉神经科学 听觉神经科学
- 认知神经科学 认知神经科学
背景情况:
- 中央听觉处理 (CAP) 对语言和认知功能至关重要.
- 认知障碍 (CI) 构成了重大的健康挑战,早期发现至关重要.
- 确定可靠的CI和痴呆风险早期标志物是一个关键的研究目标.
研究的目的:
- 调查差距检测值 (GDT) 是否可以作为识别认知障碍 (CI) 个体的早期标志物.
- 探索GDT,认知功能和CI的神经生理学相关物之间的关系.
- 评估GDT作为早期发现痴呆风险的非侵入性生物标志物的潜力.
主要方法:
- 64名老年人参与其中,接受了外围听觉,认知和CAP评估.
- 机器学习算法被用来识别CI的预测因素.
- 休息状态脑电图 (EEG) 和事件相关潜力 (ERP) 分析进行,以检查神经相关性.
主要成果:
- 与对照组相比,CI患者的GDT显著更高 (p=0.034).
- GDT显示了与认知测试得分的显著负相关性 (例如,ACE-III:r=-0.40,p=0.001).
- EEG显示了听觉连接的改变,ERP显示高GDT个体的N1/N2幅度降低 (FDR校正p <0.05).
结论:
- GDT可能反映了与认知障碍相关的早期神经生理变化.
- GDT显示出作为一种非侵入性生物标志物的潜力,用于识别患有痴呆症高风险的个体.
- 用GDT测量的听觉处理缺陷与认知衰退和大脑功能的改变有关.
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