血脂蛋白的度 (a) 和未来中风的风险
P M Ridker1, M J Stampfer, C H Hennekens
1Division of Preventive Medicine, Brigham and Women's Hospital, Boston, MA 02115-1204, USA.
JAMA
|April 26, 1995
概括
这项研究没有发现脂蛋白水平和中年男性未来中风风险之间的联系. 脂蛋白 (Lp) 度在这个大前景队列中没有预测中风.
科学领域:
- 心血管医学 心血管医学
- 流行病学 流行病学
- 生物化学 生物化学
背景情况:
- 脂蛋白 (Lp) 是一种涉及动脉样硬化的脂蛋白颗粒.
- 升高的Lp (a) 水平被认为是心血管疾病的危险因素,包括中风.
- 然而,基线Lp(a) 度与未来中风风险之间的特定关联需要进一步的前性调查.
研究的目的:
- 为了前性地评估基线血脂蛋白 (Lp) 和未来中风风险之间的关联.
- 确定Lp(a) 水平是否可以作为健康男性队列中中风发病率的预测生物标志物.
主要方法:
- 在医生健康研究队列中进行了一项嵌套病例控制研究.
- 来自198名中风男性医生的血样本被分析为Lp(a) 度.
- 对照组根据年龄和吸烟习惯进行了匹配,分析对心血管风险因素进行了调整.
主要成果:
- 在中风病例和基线对照之间没有观察到中位数Lp(a) 度或分布的显著差异.
- 通过增加Lp (a) 百分位来调整中风的相对风险始终不显著.
- 在Lp(a) 和中风风险之间没有发现任何关联,包括血栓栓塞事件,或在由高胆固醇血症分层的分析中.
结论:
- 基线血脂蛋白 (a) 度与主要是白人,健康的中年男性未来总或血栓栓塞栓性中风的风险增加无关.
- 这些发现表明Lp (a) 可能不是该人群中中风的重要独立预测因素.
- 可能需要进一步的研究来探索不同人群或特定中风亚型中的Lp (a) 关联.
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