,摄入量和全因死亡率:混和新发现
Donghao Liu1,2, Yuqing Tian1,3, Rui Wang1,3
1Department of Cardiology, Beijing Hospital, National Center of Gerontology: Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing, 100730, People's Republic of China.
BMC public health
|January 15, 2024
概括
较高的每日和摄入量与美国成年人全因死亡率的降低有关. 确定了最佳摄入门,特别是老年人摄入门,这表明平衡的与比对健康至关重要.
科学领域:
- 营养流行病学 营养流行病学
- 心血管健康 心血管健康
- 公共卫生 公共卫生
背景情况:
- 世界卫生组织 (WHO) 提供了关于每日和摄入量的指导方针.
- 关于,及其对整体死亡率的影响存在争议.
- 调查摄入门和人口特异性的差异至关重要.
研究的目的:
- 分析摄入量,摄入量,与的比率和整体死亡率之间的相关性.
- 为了确定与死亡率相关的和的潜在摄入门.
- 在不同的人口群体中探索这些关联的变化.
主要方法:
- 利用了来自2003-2018年国家健康和营养检查调查 (NHANES) 的数据.
- 采用多变量调整的Cox模型,使用受限制的立方线来分析死亡风险.
- 在最终分析中包括了13,855名参与者,评估了11,348,771人月的死亡率.
主要成果:
- 每日和摄入量都显示出与全因死亡率的反向关联.
- 在摄入量和死亡率之间观察到非线性关系,并确定了拐点.
- 具体的转折点是为3133 mg/d,为3501 mg/d,与比为1.203.
- 老年人表现出U形的死亡率曲线与摄入量,达到3634毫克/天的峰值.
结论:
- 在美国人群中证实了,和它们与全因死亡率的比率之间的非线性关联.
- 确立了,和与死亡率相关的与比的具体摄入门.
- 强调了均衡饮食的重要性,合理的摄入量和适当的与比对健康有益.
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