饮食炎症指数和认知功能:在45至75岁的肥胖中国乡镇人口中进行的横截面研究的结果
Hongying Huang1, Jinchen Li1, Jingyi Shen1
1School of Public Health, Beijing Key Laboratory of Environmental Toxicology, Capital Medical University, Beijing, 100069, People's Republic of China.
Journal of inflammation research
|April 23, 2024
概括
较高的饮食炎症指数 (DII) 评分与肥胖个体的认知功能较差有关. 红细胞膜脂肪酸调解了这种负面关系,突出了它们在与饮食有关的认知衰退中的作用.
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:
- 肥胖与认知功能障碍有关,饮食起着重要作用.
- 饮食炎症指数 (DII) 量化了饮食的炎症潜力.
- 红细胞膜脂肪酸反映了饮食摄入量,并与炎症和认知健康有关.
研究的目的:
- 研究肥胖个体的DII和认知功能之间的关系.
- 探索红细胞膜脂肪酸在DII认知协会中的调解作用.
主要方法:
- 在北京对579名45-75岁的成年人进行了横截面研究.
- 评估身体质量指数,蒙特利尔认知评估 (MoCA) 评分,DII评分和红细胞膜脂肪酸组成通过气相色谱.
- 使用多重线性回归,二进制物流回归和多重链中介模型进行统计分析.
主要成果:
- 在肥胖组中,较高的DII得分与较低的MoCA得分显著相关.
- 红细胞膜脂肪酸被发现调解了DII和认知功能之间的负面关联.
- 这些发现在调整后的线性和二进制物流回归分析中保持一致.
结论:
- 肥胖个体的DII得分升高与认知功能受损相关.
- 红细胞膜中的脂肪酸可能在这种饮食认知途径中起到关键的调解作用.
- 这项研究强调了饮食模式在维持肥胖人口的认知健康方面的重要性.
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