临床表现 临床表现
Ying Wang1, Joel Reisman2, Brant Mittler3
1Wentworth Institute of Technology, Boston, MA, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
概括
这项研究估计了轻度认知障碍 (MCI) 和阿尔茨海默氏症痴呆症 (AD) 的疾病进展,使用每日生活量表 (IADL) 的仪器活动量表. 功能衰退到严重阶段发生在MCI的13年内,AD的9年内.
科学领域:
- 老年学是一门学科.
- 神经学 神经学
- 临床医学 临床医学
背景情况:
- 之前的研究提出了使用劳顿-布罗迪仪器活动日常生活量表 (IADL) 的轻度认知障碍 (MCI) 和阿尔茨海默氏症痴呆症 (AD) 的疾病分期.
- 在IADL和迷你心理状态考试 (MMSE) 之间建立了一个步行者交叉路口,用于分阶段.
- 这项研究的目的是利用阿尔茨海默氏病阶段的IADL切断分数来估计疾病的发展轨迹.
研究的目的:
- 根据建议的IADL阶段切断分数,估计患有MCI或AD的患者的疾病轨迹.
- 通过使用统计建模来分析随时间的疾病阶段过渡.
- 提供使用IADL得分的疾病进展的替代测量方法.
主要方法:
- 从美国退伍军人事务医疗保健系统行政数据库 (2016-2024) 中识别出患有MCI或AD的患者.
- 使用线性最小平方平均值推导出IADL切线值,定义正常,MCI,轻度,中度和严重疾病的阶段.
- 混合效应统计建模用于估计随时间的疾病阶段过渡,控制人口统计,并允许非线性趋势.
主要成果:
- 这项研究包括90,114名患者 (平均年龄为80.2岁,97.5%是男性).
- 估计从MCI到严重阶段的过渡时间约为13年.
- 估计从AD到严重阶段的过渡时间大约为9年.
结论:
- 阿尔茨海默氏症痴呆症和轻度认知障碍的功能恶化分别在9年和13年内进展到严重阶段.
- 使用IADL的轨迹估计提供了与认知恶化相对应的功能衰退的有价值指标.
- IADL尺度是临床实践中广泛使用的一种评估方法,用于评估神经退行性疾病的功能衰退.
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