在凯尔菲利前性研究中,低帕洛克松酶活性预测冠状动脉事件
Bharti Mackness1, Paul Durrington, Patrick McElduff
1University Department of Medicine, Manchester Royal Infirmary, University of Manchester, Oxford Rd, Manchester M13 9WL, UK.
Circulation
|May 21, 2003
概括
低血清氧酶 (PON1) 活性是冠心病 (CHD) 事件的独立风险因素. 这一发现突显了PON1的价值.
科学领域:
- 心血管研究研究心血管研究
- 生物化学 生物化学
- 流行病学 流行病学
背景情况:
- 之前的研究表明,氧酶 (PON1) 可以预防动脉样硬化.
- 缺乏对这一假设进行前性测试.
研究的目的:
- 为了前性地研究血清PON1活性与冠心病 (CHD) 风险之间的关联.
- 确定PON1活动是否是心血管事件的独立预测因素.
主要方法:
- 分析了1353名男性 (年龄为49-65岁) 的凯尔菲利前性研究队列.
- 测量了血清PON1活性,并与15年内发生的心血管疾病事件相关联.
- 对传统的CHD风险因素进行了统计调整.
主要成果:
- 血清PON1活性较低的男性患冠状动脉事件的风险显著增加 (20%的活性降低,P=0.039).
- 在PON1活动五分位数和CHD风险之间观察到一个分级的反向关系.
- PON1活性是显著的预测因素,特别是在患有先前疾病或多种风险因素的男性中.
结论:
- 血清PON1活性降低是冠状动脉事件的独立风险因素.
- 在高风险人群中,PON1活动特别具有预测性.
- 这些发现支持PON1在心血管健康中的作用.
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