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在中国老年人体质指数和认知障碍之间存在关联

Wenshuo Dong¹, Lichao Kan¹, Xinyue Zhang¹

¹School of Nursing and Rehabilitation, Shandong University, Jinan, Shandong, China.

Frontiers in public health

|November 6, 2023

概括

体重不足会增加中国老年人认知障碍的风险,而超重或肥胖可能会有保护作用,尤其对女性来说. 保持BMI在23.2-27.8kg/m2之间与更好的认知功能有关.

科学领域:

老年学是指老年学的学科.
公共卫生公共卫生
流行病学流行病学

背景情况:

身体质量指数 (BMI) 和认知障碍风险之间的关系尚未完全理解.
有限的研究已经探索了BMI和认知衰退之间的剂量反应关系.
本研究使用纵向数据调查中国老年人的BMI和认知障碍.

研究的目的:

分析中国老年人BMI与认知障碍之间的关联.
检查该协会中的性别差异.
为了研究BMI和认知障碍风险之间的剂量反应关系.

主要方法:

利用了中国健康与退休长度研究 (2015年,2018年) 的数据.
使用后勤回归来评估BMI与认知障碍的联系.
应用受限立方线模型来可视化BMI剂量反应曲线,用于认知障碍风险.

主要成果:

体重不足的个体 (BMI <18.5 kg/m2) 具有显著更高的认知障碍风险 (OR=1.473).
超重或肥胖的个体 (BMI ≥24.0 kg/m2) 显示风险降低 (OR=0.874).
超重/肥胖的老年女性特别表现出较低的认知障碍风险 (OR=0.843).
观察到一个曲线的L形关系,较低的BMIs风险较高,在23.2-27.8kg/m2之间风险降低.

结论:

体重指数是中国老年人认知障碍的重要剂量依赖因素.
体重不足是一个危险因素,而超重/肥胖似乎有保护作用,特别是在老年女性中.
保持BMI在23.2-27.8kg/m2范围内,可能有助于在老年人中保持认知功能.

关键词:

这就是为什么BMI是BMI.认知障碍是一种认知障碍.是否-响应响应年龄较大的成年人.有限制的立方线.

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