在中国老年人中,水果和蔬菜消费的行为变化以及相关的认知障碍
Yen-Han Lee1, Timothy Chiang2, Cai Xu3
1Department of Health Sciences, University of Central Florida, Orlando, FL, 32810, USA. yil5050@bu.edu.
European geriatric medicine
|September 14, 2024
概括
增加蔬菜摄入量可能会保护中国老年人免受认知衰退的影响. 每日蔬菜消费与严重认知障碍的几率较低有关,特别是在农村地区. 水果消费的影响需要进一步研究.
科学领域:
- 老年学是指老年学的学科.
- 营养科学 营养科学
- 认知健康 认知健康
背景情况:
- 以前的研究探讨了水果和蔬菜摄入量对老年人认知障碍的影响.
- 关于中国老年人水果和蔬菜消费行为变化的研究有限.
研究的目的:
- 调查中国老年人水果和蔬菜消费行为变化与认知障碍之间的关联.
- 为了解决这一群体对饮食行为修改和认知健康的理解差距.
主要方法:
- 利用了中国长度健康长寿研究 (CLHLS) 的五波 (2005-2018) 数据.
- 包括11,388名老年成人参与者 (≥65岁),有18,856个观察.
- 采用考克斯多态模型来分析认知障碍变化 (通过迷你精神状态检查测量) 和消费行为转变.
主要成果:
- 过渡到每日蔬菜消费与严重认知障碍的几率降低有关 (HR=0.88,p<0.05).
- 所有水果消费变化都显示出与轻度至中度认知障碍的负面关联.
- 在农村的老年人中观察到蔬菜消费变化的显著保护作用,但在城市的老年人中没有.
结论:
- 蔬菜消费的行为变化可能会对中国老年人的认知健康产生积极影响.
- 促进蔬菜消费行为变化的干预措施可以帮助减轻认知障碍.
- 需要进一步的研究来澄清水果消费在认知健康中的作用,因为研究结果不一致.
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