在急性心肌梗塞中血清水平和死亡率
Abhinav Goyal1, John A Spertus, Kensey Gosch
1Department of Medicine, Emory School of Medicine, Atlanta, GA 30322, USA. agoyal4@emory.edu
JAMA
|January 12, 2012
概括
对于急性心肌梗塞 (AMI) 患者,最佳血清水平在3.5至4.5mEq/L之间. 在这个范围之外的水平,无论是更高还是更低,都与当前治疗时代的住院死亡率增加有关.
科学领域:
- 心脏病学 心脏病学
- 临床研究 临床研究
- 内部医学 内部医学
背景情况:
- 目前的指导方针建议急性心肌梗塞 (AMI) 患者的血清量为4.0-5.0mEq/L.
- 这些建议源于较早的研究,这些研究早于如β阻塞剂和再注射等现代疗法.
- 关于AMI患者水平和死亡率的最新数据有限.
研究的目的:
- 为了研究血清水平和AMI患者的住院死亡率之间的关联.
- 在当代医疗治疗的背景下评估这些关联,包括β阻塞疗法和再注射策略.
主要方法:
- 一项回顾性队列研究分析了2000-2008年间38689名确诊AMI的患者.
- 患者根据平均服药后血清水平进行分类.
- 对患者和医院因素进行调整以评估结果的等级逻辑回归.
主要成果:
- 在血清水平和住院死亡率之间观察到U形关系.
- 含量在3.5至<4.5mEq/L.之间时,死亡率最低.
- 死亡率在水平≥4.5mEq/L和水平<3.5mEq/L时显著增加.
结论:
- 在AMI患者的医院内死亡率降至最低的最佳入院后血清度范围是3.5至<4.5mEq/L.
- 低血和高血都与AMI的死亡率增加有关.
- 这些发现表明,需要重新评估目前针对AMI患者的管理指南.
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