介质素-6,C反应蛋白,以及中风后的复发:对个人参与者数据的时间过程分析
John J McCabe1,2,3, Cathal Walsh1,4, Sarah Gorey1,2,3
1Health Research Board Stroke Clinical Trials Network Ireland, Dublin (J.J.M., C.W., S.G., P.J.K.).
Stroke
|October 31, 2024
概括
在中风后24小时测量插白素-6 (IL-6) 可以预测心血管事件,与早期测量不同. 高灵敏度C反应蛋白 (hsCRP) 定时没有影响其与中风复发的关联.
科学领域:
- 心血管疾病中的生物标志物分析.
- 脑卒中研究和流行病学.
- 炎症和动脉样硬化
背景情况:
- 炎症是动脉样硬化的关键驱动因素.
- 目前的抗炎疗法在中风后的预防方面缺乏经过证明的益处.
- 干白素-6 (IL-6) 和高灵敏性C反应蛋白 (hsCRP) 与中风后的不良心血管事件有关.
研究的目的:
- 研究IL-6和hsCRP水平与中风后复发性心血管事件之间的关联.
- 确定测量IL-6和hsCRP的最佳时间,以预测结果.
- 为未来抗炎疗法试验的患者选择提供信息.
主要方法:
- 分析了11项研究 (9798名患者) 的个人参与者数据.
- 时间过程分析检查了IL-6和hsCRP与重复性主要不良心血管事件和中风的关联.
- 生物标志物水平按中风后的急性 (<24小时) 和后急性 (≥24小时) 阶段分层.
主要成果:
- 与后急性阶段 (≥24小时) 相比,IL-6水平在急性阶段 (<24小时) 显著更高.
- 后急性IL-6 (≥24小时) 与复发性主要不良心血管事件和中风的风险增加有关.
- 急性IL-6测量 (<24小时) 没有显示与这些事件的显著关联.
- 对于hsCRP,没有观察到时间依赖的相互作用.
结论:
- 在中风后测量IL-6的时间对于预测复发性心血管事件至关重要.
- 后急性IL-6测量比急性IL-6测量更具信息性,用于风险分层.
- 这些发现支持在未来的临床试验设计中使用IL-6计时用于中风幸存者的抗炎疗法.
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