美国普通人口中的非HDL-C和年龄分层死亡风险:基于人口的队列研究
Zhiqing Fu1, Wei Zhang1, Shan Li1
1Department of Cardiology, The Second Medical Center and National Clinical Research Center for Geriatric Diseases, Chinese PLA General Hospital, Beijing, China.
Frontiers in nutrition
|June 30, 2025
概括
低和高的非HDL胆固醇水平都会增加死亡风险,较高的水平对年轻人构成更大的危险. 这凸显了针对性预防策略的必要性,以减少动脉样硬化心血管疾病导致的死亡.
科学领域:
- 心血管医学 心血管医学
- 流行病学 流行病学
- 公共卫生 公共卫生
背景情况:
- 非高密度脂蛋白胆固醇 (非HDL-C) 是动脉样硬化心血管疾病进展的已知的危险因素.
- 关于非HDL-C对不同人群和年龄组的整体和因果特定死亡率的影响,存在有限的大规模研究.
研究的目的:
- 调查美国大量人口中非HDL-C水平与所有原因和特定原因死亡率之间的关联.
- 探索年龄对非HDL-C和死亡率之间的关系的影响.
主要方法:
- 一项基于人口的队列研究利用了国家健康和营养检查调查 (1999-2018) 的数据.
- 参与者被分为六个非HDL-C组 (≤100至>220毫克/分升).
- 采用多变量考克斯比例危险模型,受限立方线和子组分析.
主要成果:
- 在非HDL-C水平和全因和因特定死亡率之间观察到U形的关联.
- 确定的死亡门:156 mg/dL (无原因),142 mg/dL (心血管),162 mg/dL (癌症),152 mg/dL (其他).
- 发现了显著的年龄相互作用;高非HDL-C (>220 mg/dL) 在50岁以下的成年人中构成了所有原因和心血管死亡的最大风险.
结论:
- 非HDL-C在美国一般人口中表现出与死亡率的U形关联.
- 升高的非HDL-C显著增加心血管和全因死亡风险,特别是在年轻的成年人 (<50岁).
- 结果支持量身定制的公共卫生信息和初级预防策略,强调针对年龄的干预措施,以管理非高密度白血病.
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