血清维生素E和心血管疾病风险:在一项大型横截面研究中发现J形关联
Jian Li1, Changqing Li2, Lin Tao3
1Beijing Chao Yang Hospital, Department of Neurology, Capital University of Medical Sciences, Beijing, China. shanxilijian2004@126.com.
BMC cardiovascular disorders
|July 5, 2025
概括
保持最佳血清维生素E水平是降低心血管疾病 (CVD) 风险的关键. 低水平显示没有显著的益处,而高水平显著增加了心血管疾病风险,突出了关键的J形关联.
科学领域:
- 营养科学 营养科学
- 心血管健康 心血管健康
- 生物化学 生物化学
背景情况:
- 心血管疾病 (CVD) 是全球主要的死亡原因.
- 血清维生素E在心血管疾病风险中的作用需要进一步阐明.
- 确定维生素E水平的具体值对于公共卫生至关重要.
研究的目的:
- 研究血清维生素E度与患心血管疾病的风险之间的关联.
- 确定与心血管疾病相关的血清维生素E水平的潜在风险值.
- 分析维生素E和心血管疾病发病率之间的非线性关系.
主要方法:
- 利用了来自3,516名成年参与者的国家健康和营养检查调查 (NHANES) 数据 (1999-2002).
- 使用高性能液体染色学测量血清维生素E.
- 采用多变量逻辑回归和细分线性模型来评估心血管疾病风险关联.
主要成果:
- 观察到血清维生素E与心血管疾病风险之间的J形关系.
- 低维生素E水平 (<85.24μg/dL) 没有显示出统计学上显著的保护作用 (P=0.1422).
- 超过值的度显著增加了心血管疾病风险 (OR: 1.056,P=0.0377),非常高的度显示4.18倍的增加 (P<0.0001).
结论:
- 最佳血清维生素E水平对于减轻心血管疾病风险至关重要.
- 该研究强调了维生素E度与心血管疾病风险之间的复杂,非线性联系.
- 研究结果为临床实践和关于维生素E摄入的公共卫生策略提供了关键的见解.
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