在老年人中,加速度计测量光强度的身体活动与认知功能之间的截面和纵向关联
Jing-Han Jhan1, Jiaren Chen1, Ting-Fu Lai1,2
1Graduate Institute of Sport, Leisure and Hospitality Management, National Taiwan Normal University, Taipei City, Taiwan.
Frontiers in aging neuroscience
|April 4, 2025
概括
光强度体力活动 (LPA) 在老年人中没有显示短期认知益处. 然而,长期,每天3小时的LPA改善了方向性,但不是语言,认知功能.
科学领域:
- 老年学是一门学科.
- 认知神经科学 认知神经科学
- 公共卫生 公共卫生
背景情况:
- 已知中度至强度体力活动 (MVPA) 对老年人的认知功能有好处.
- 由于老年人群的安全性和移动性考虑,正在研究光强度体力活动 (LPA) 对认知益处的研究.
- 关于LPA在不同认知领域的影响及其横截面与纵向影响的研究有限.
研究的目的:
- 研究光强度体力活动 (LPA) 与整体认知功能之间的横截面和纵向关联.
- 检查老年台湾成年人中LPA和特定领域认知功能之间的关系.
- 为了比较LPA对认知表现的短期 (截面) 和长期 (纵向) 影响.
主要方法:
- 一项纵向研究涉及167名居住在台湾台北社区的老年人 (≥65岁).
- 使用加速度计测量身体活动,分类久坐行为,LPA和MVPA.
- 在基线和随访 (2022年12月) 评估认知功能时使用迷你精神状态检查 (MMSE).
主要成果:
- 横截面分析显示,每天≥3小时的LPA与整体或特定领域的认知功能之间没有显著的关联.
- 纵向分析表明,每天≥3小时的LPA与语言功能维护负相关 (OR:0.88).
- 纵向分析显示,每天≥3小时的LPA和保持定向功能 (OR:3.83) 之间存在正相关性.
结论:
- 每天3小时以上的LPA对认知功能的影响在横截面和纵向评估之间有所不同.
- 虽然没有观察到短期益处,但长期参与LPA可能会支持定向认知功能.
- 建议进行进一步的研究,以探索LPA和定向认知功能之间的纵向关系.
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