痴呆症护理研究和心理社会因素
Fang Yu1, Michael Todd1, Molly Maxfield1
1Arizona State University, Phoenix, AZ, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
概括
在阿尔茨海默病 (AD) 的老年人中,心肺呼吸能力的改善有所不同. 测量峰值氧气消耗 (VO2峰值) 有助于识别对中等强度持续有氧训练 (MICT) 无反应者,从而允许个性化炼调整.
科学领域:
- 运动生理学 运动生理学
- 神经科学是一个神经科学.
- 老年学是指老年学的学科.
背景情况:
- 从中等强度持续有氧训练 (MICT) 获得的心肺健康益处在个体之间有所不同.
- 这种变化可能解释了MICT对阿尔茨海默病 (AD) 患者认知的不一致影响.
研究的目的:
- 评估使用峰值氧气消耗 (VO2峰值) 来识别早期AD的老年人中MICT无反应者的可行性.
- 在FIT-AD顺序,多重分配,随机试验 (SMART) 中根据个体反应调整运动干预措施.
主要方法:
- 在FIT-AD SMART试验中招募108名患有早期AD的老年人.
- 将参与者分配到MICT或延伸为六个月.
- 在三个月后重新评估VO2峰值以确定不响应者 (<5%的改善),以便重新随机化到不同的运动类型.
主要成果:
- 在完成3个月的19名参与者中,平均VO2峰值提高了6.93%.
- MICT参与者显示VO2峰值增加了15.2%,有6个无响应者和5个响应者.
- 伸展组在VO2峰值下降6.2%,而伸展组在VO2峰值下降6.2%.
结论:
- 在一半的MICT参与者中,VO2峰值没有改善,但响应者显示出显著的收益.
- VO2峰值是早期识别阿尔茨海默病老年人运动不响应的关键标记.
- 根据VO2峰值反应量身定制的运动干预措施可以优化对认知健康的益处.
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