在参加认知诊断诊所的人群中,双重任务行走和认知障碍之间的关联
Michele L Callisaya1,2,3,4, Olivier Piguet5, Melinda Munroe3
1National Centre for Healthy Ageing, Melbourne, Victoria, Australia.
Australasian journal on ageing
|October 7, 2024
概括
双任务步行测试可以识别痴呆症. 在这些任务中的认知表现,而不是步行速度,最好区分痴呆症与轻度认知障碍和正常认知.
科学领域:
- 神经科学是一个神经科学.
- 老年学是一门学科.
- 临床神经学 临床神经学
背景情况:
- 双重任务步行是痴呆症的早期标志.
- 现有的研究还不清楚哪种特定的双重任务措施对差异化最有效.
研究的目的:
- 确定哪种双重任务步行测量最有效地区分正常认知,轻度认知障碍 (MCI) 和痴呆症.
- 调查用于诊断目的的双任务场景中的认知与步行表现的实用性.
主要方法:
- 来自认知诊所的116名60岁以上的参与者接受了单任务和双任务步行速度测试.
- 一个认知任务 (背诵交替的字母表字母) 与步行同时执行.
- 计算了双任务干扰,并使用多重线性回归分析了认知组之间的差异.
主要成果:
- 与MCI和正常认知相比,患有痴呆症的参与者表现明显不同.
- 认知干扰和双重任务信件率是关键的差异化因素.
- 在正常认知和MCI的个体之间没有发现显著差异.
结论:
- 双重任务行走评估对于在临床环境中区分痴呆症非常有价值.
- 在双重任务行走期间的认知任务表现似乎比单独的步行速度对差异化更为关键.
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