节约日光时间和急性心肌梗塞
Jennifer A Rymer1,2, Shuang Li2, Karen Chiswell2
1Division of Cardiology, Duke University Hospital, Durham, North Carolina.
JAMA network open
|September 9, 2025
概括
日光节约时间 (DST) 的变化与急性心肌梗塞 (AMI) 发病率或住院结果的变化无关. 这项大型研究发现,与DST周前后的时期相比,DST周内AMI发生率没有显著差异.
科学领域:
- 心脏病学 心脏病学
- 公共卫生 公共卫生
- 时间生物学 时间生物学
背景情况:
- 以前的研究表明,夏令时 (DST) 转变与急性心肌梗塞 (AMI) 发病率增加之间存在潜在联系.
- 了解这种关联对于公共卫生倡议和患者护理策略至关重要.
- 春季和秋季DST变化对心血管事件的影响需要彻底调查.
研究的目的:
- 为了调查急性心肌梗塞 (AMI) 的发生率是否在包括夏令时 (DST) 转换的周内更高.
- 为了比较DST前一周和DST后一周的医院临床事件,包括死亡率和中风.
- 分析春季和秋季DST期间的AMI发生率和临床结果.
主要方法:
- 一项采用胸痛MI注册表 (2013-2022) 数据的横截面研究.
- 包括在DST (春季或秋季) 前1周,期间1周或DST (春季或秋季) 后1周出现的患者.
- 评估AMI发病率,住院死亡率,中风和临床结果,分析了2024年3月至2025年5月的数据.
主要成果:
- 分析包括1124家医院的168,870名患者.
- 在春季或秋季DST周的AMI发病率没有发现明显的差异,与之前或之后的周相比.
- 调整后的住院结果也显示,DST周和周围时期之间没有显著差异.
结论:
- 这项研究发现,夏令时的转变与急性心肌梗塞的发生率之间没有显著的关联.
- 住院临床结果,包括死亡率和中风,在DST周与非DST周相比,在DST周没有显著差异.
- 这些发现表明,DST轮班不构成急性心肌梗塞或医院不良事件的重大风险.
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