痴呆症护理研究和心理社会因素
Fang Yu1, Dereck L Salisbury2, Michael Todd1
1Arizona State University, Phoenix, AZ, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 26, 2025
概括
与单独炼或认知训练相比,联合有氧运动和认知训练 (ACT) 并没有显著改善轻度认知障碍的老年人的认知能力. 该研究指出,潜在的好处趋向于理想的方向,但效果大小小于预期.
科学领域:
- 神经科学是一个神经科学.
- 老年学是指老年学的学科.
- 临床心理学 临床心理学
背景情况:
- 联合有氧运动和认知训练 (ACT) 可能通过不同的机制提供协同的认知益处.
- 之前对联合身体和认知干预的研究,由于各种各样的组件,产生了混合的结果.
- 该ACT试验调查了6个月的干预措施的疗效,该干预措施结合了循环和处理速度 (SOP) 认知训练.
研究的目的:
- 测试联合循环和处理速度 (SOP) 认知训练计划的有效性.
- 评估ACT对社区居住的老年人认知能力的影响,这些老年人被诊断患有amnestic轻度认知障碍 (aMCI).
- 为了比较ACT与单独骑自行车,单独SOP和对照组的影响.
主要方法:
- 一个2x2的因数设计将146名参与者随机分为四组:控制组,仅骑自行车,仅SOP和ACT (骑自行车+SOP).
- 认知,包括执行功能和情节性记忆,使用EXAMINER和BVMT-R在多个时间点评估,长达18个月.
- 治疗意图分析使用了线性混合模型,具有多重归算.
主要成果:
- 所有组在18个月内都表现出适度的认知衰退.
- 与单独骑自行车或单独SOP组相比,ACT组在执行功能,记忆或全球认知方面没有显示出统计学上显著的改善.
- 轻度至中度的不良事件很少发生,并且在各组中均分布.
结论:
- 长达6个月的ACT干预并没有在MCI的老年人中显示出比其单个组件具有统计学上优越的认知益处.
- 观察到的认知结果呈积极趋势,但没有达到统计学意义,可能是由于效果大小小小于预期.
- 较高的参与者消耗率和减少的干预剂量,部分归因于COVID-19大流行,可能影响了这项研究的结果.
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