中国农村老年人的睡眠时间和认知功能:一个基于人口的研究
Yongxu Fang1, Zhongrui Yan2, Xinglu Wang3
1College of Medicine, Jining Medical University, Jining, Shandong, China.
PloS one
|October 22, 2025
概括
短期 (≤5小时) 和长时间 (≥8小时) 的睡眠时间都与中国农村老年人的认知功能较差有关. 这强调了健康的睡眠习惯对于维持老年人群中大脑健康的重要性.
科学领域:
- 老年学是指老年学的学科.
- 睡眠医学 睡眠医学
- 认知神经科学 认知神经科学
背景情况:
- 适当的睡眠时间对认知功能至关重要,但农村老年人群的数据有限.
- 这项研究调查了中国农村地区的老年人睡眠时间和认知功能之间的关系.
研究的目的:
- 确定不同睡眠时间与中国农村老年人队列认知功能之间的关联.
- 识别与短时间或长时间睡眠模式相关的潜在风险对认知表现的影响.
主要方法:
- 一项横截面研究利用了来自中国山东孔子家乡老龄化项目的数据.
- 睡眠时间分为四组 (≤5小时,6小时,7小时,≥8小时).
- 使用迷你心理状态检查 (MMSE) 评估认知功能;通过线性和逻辑回归分析数据.
主要成果:
- 短睡眠时间 (≤5小时) 最初与较高的认知障碍几率 (OR1.70) 有关,但经同变量调整后变得微不足道.
- 短 (≤5小时) 和长 (≥8小时) 的睡眠时间都与较低的MMSE分数相关,而睡眠时间为6小时.
- 调整后的分析显示,短睡眠 (β-0.36) 和长睡眠 (β-0.68) 与MMSE得分有显著的负面关联,在所有认知子领域中一致.
结论:
- 睡眠时间异常,比推时间短或长,与中国老年人的认知功能下降有关.
- 保持适当的睡眠时间对于保持农村老龄化人口的认知健康至关重要.
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