公共卫生 公共卫生
Oshadi M Jayakody1, Helena M Blumen2, Cuiling Wang3
1Albert Einstein College of Medicine, Bronx, NY, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 23, 2025
概括
日常生活工具活动困难 (IADLs) 预示着老年人早期认知能力下降的风险. 即使是适度的挑战,比如管理财务,也表明患有记忆和非记忆相关障碍的可能性更高.
科学领域:
- 老年学是一门学科.
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 阿尔茨海默氏症和相关痴呆症 (ADRD) 在几十年内发展,在日常生活工具活动 (IADLs) 中出现了微妙的早期迹象.
- 识别临床前ADRD指标对于及时干预和研究至关重要.
研究的目的:
- 研究特定的IADL障碍与老年人没有被诊断为ADRD的认知障碍风险之间的关联.
- 通过功能评估,识别认知衰退的早期预警信号.
主要方法:
- 利用了来自美国健康与退休研究的数据 (n=10,346) 对65岁以上没有ADRD的成年人.
- 根据自我报告的IADL困难 (管理金钱,药物,购物等) 对小组参与者使用隐性类别分析. ) 的情况.
- 应用了考克斯的比例危险模型来评估与IADL组相关的记忆和非记忆相关的认知障碍的风险,并对共变量进行调整.
主要成果:
- 确定了三个IADL组:高功能 (86%),中等困难 (10%) 和低功能 (4%).
- 低功能的IADL组表现出2-2.5倍更高的记忆和非记忆认知障碍的风险.
- 与高功能组相比,中度功能组的记忆 (HR 2.0) 和非记忆 (HR 1.6) 损伤风险增加.
结论:
- 在特定的IADL中,如管理金钱等中度困难与老年人认知障碍风险增加有关.
- 这些IADL可以作为临床前ADRD的潜在早期风险指标.
- 作为临床试验终点,IADL评估对于临床前ADRD人群可能是有价值的.
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