研究天气对夏季中风的影响
Tianyi Hao1,2,3, Xiaojia Wang1,2,3, Suqin Han4,5,6
1Tianjin Environmental Meteorological Center, Tianjin, 300074, China.
International journal of biometeorology
|June 24, 2024
概括
夏季炎热和寒冷的天气变化显著增加中风住院的风险. 剧烈的温度变化和长时间的高温,特别是湿度,是增加中风入院的关键触发因素.
科学领域:
- 环境健康 环境健康
- 流行病学 流行病学
- 心血管研究研究心血管研究
背景情况:
- 极端天气事件越来越多地与不利的健康结果有关.
- 夏季的天气模式,包括温度波动和湿度,可能会影响脑血管事件.
- 了解这些联系对于公共卫生干预至关重要.
研究的目的:
- 调查天津夏季天气变化与中风住院患者之间的关联.
- 量化温度变化 (升降) 和高温对中风病例的影响.
- 为了确定特定的天气条件,提高中风风险.
主要方法:
- 使用了通用增量模型和分布式滞后非线性模型.
- 分析了来自天津的96,509例中风住院病例 (2016-2022年夏季).
- 与日常气象数据相关联的住院数据,重点关注温度和湿度.
主要成果:
- 夏季的寒冷和热浪都会增加中风住院的风险.
- 较高的温度产生了立即的影响,而较低的温度则表现出延迟的影响.
- 脑卒中住院的风险在温度上升时比温度下降时增加得更快.
- 剧烈的温度变化和持续高温的结合导致了83%的住院重症事件.
- 持续高温 (超过30°C4天以上) 和高湿度 (>70%) 加剧了中风风险.
结论:
- 夏季天气的变化,特别是极端温度事件和高湿度,显著影响中风住院率.
- 公共卫生战略应侧重于缓解夏季持续热量和突然温度波动的联合影响.
- 需要有针对性的干预措施来保护弱势群体免受与天气有关的中风风险.
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