临床表现 临床表现
Lucía Pérez-Blanco1,2,3, Fátima Fernández-Feijoo1,2,3, Sonali Arora1,2,3
1Applied Cognitive Neuroscience and Psychogerontology group, Health Research Institute of Santiago de Compostela (IDIS), Santiago de Compostela, Spain.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
概括
通过日常记忆失败 (MFE) 调查问卷评估的记忆问题,可以预测认知能力下降. 告密者报告更敏感地检测认知恶化,而自我报告更好地识别稳定的认知功能.
科学领域:
- 老年学是一门学科.
- 认知科学 认知科学
- 神经学 神经学
背景情况:
- 主观记忆问题是认知障碍和痴呆症的潜在危险因素.
- 早期识别有风险的个体对于及时干预至关重要.
研究的目的:
- 评估自我和告知者报告的认知衰退记忆抱怨的预测价值.
- 为了比较参与者与告密者报告在识别认知变化的准确性.
主要方法:
- 每天的记忆力衰竭 (MFE) 调查问卷给了认知不受损的老年人和他们的告知者.
- 分析了来自130名老年人和127名信息者的纵向数据.
- 使用接收器操作特征 (ROC) 分析来评估MFE分数的区分能力.
主要成果:
- 自我报告和告密者报告的MFE分数都显示出显著的,尽管适度的,预测价值 (曲线下面的区域).
- 信息员报告显示,在识别恶化的参与者时,灵敏度更高 (0.63).
- 自我报告显示在识别稳定参与者方面具有更高的特异性 (0.92).
结论:
- 根据MFE的测量,记忆问题对认知能力下降具有预测价值.
- 告密者报告对检测认知恶化的早期迹象更为敏感.
- 自我报告在识别具有稳定的认知功能的个体方面更具体.
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