植物性饮食模式与中国中老年居民认知功能之间的关联
Jianying Peng1,2, Xiaolong Li2, Jie Wang2
1Academy of Nutrition and Health, Department of Nutrition and Food Hygiene, Hubei Province Key Laboratory of Occupational Hazard Identification and Control, School of Public Health, Wuhan University of Science and Technology, Wuhan, Hubei, China.
Journal of Alzheimer's disease : JAD
|December 17, 2024
概括
不健康的植物性饮食与认知障碍有关. 然而,食用全谷物,坚果和蛋可能会保护大脑功能,而制蔬菜会增加风险.
科学领域:
- 营养科学 营养科学
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 植物性饮食越来越多地被认为具有潜在的认知益处,但现有的研究存在矛盾.
- 了解饮食模式的细微差别对于有关认知健康的公共卫生建议至关重要.
研究的目的:
- 研究不同植物性饮食模式与认知功能之间的关联.
- 确定植物性饮食指数与轻度认知障碍 (MCI) 的患病率之间的关系.
主要方法:
- 937名参与者完成了食物频率调查问卷,以评估基于植物的饮食质量,使用总体基于植物的饮食指数 (PDI),健康的PDI (hPDI) 和不健康的PDI (uPDI).
- 用蒙特利尔认知评估 (MoCA) 测试评估认知功能.
- 后勤和多重线性回归模型分析了饮食模式与MCI患病率/认知得分之间的关联.
主要成果:
- 不健康的植物性饮食指数 (uPDI) 与较高的MCI几率 (OR 2.21为Q4与Q1) 和较差的认知分数显著相关.
- 较高的UPDI得分与较低的MoCA得分以及特定认知领域的缺陷相关.
- 全谷物,坚果和蛋的消费与减少MCI风险有关,而经常摄入制蔬菜与增加MCI风险有关.
结论:
- 不健康的植物性饮食模式与认知障碍有关.
- 特定的食物成分,如全谷物,坚果和蛋,可能会提供认知保护.
- 制蔬菜的消费似乎对认知健康有害.
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