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供需不匹配导致灾难期间医院前急救医疗服务的大幅恶化
Weiyi Chen1, Hui Qian1,2, Limao Zhang3
1School of Civil Engineering, Zhengzhou University, Zhengzhou, Henan, China.
Communications engineering
|August 7, 2025
概括
洪水破坏了紧急医疗服务 (EMS) 的响应. 一个新的模拟框架显示,救护车共享显著提高了灾难期间的EMS性能,超过了增加更多的救护车.
科学领域:
- 灾害管理 灾害管理
- 公共卫生 公共卫生
- 城市规划是城市规划.
背景情况:
- 洪水严重损害了医院前紧急医疗服务 (EMS),限制了救护车的移动,增加了患者的需求.
- 评估EMS对洪水的抵御能力对于城市灾害准备至关重要.
研究的目的:
- 开发和应用基于模拟的框架来评估在各种洪水场景下区域EMS性能.
- 确定在极端天气事件期间导致EMS延迟的关键因素.
- 评估不同缓解策略的有效性,以提高EMS的弹性.
主要方法:
- 综合模拟框架,包括洪水淹没,EMS设施位置和人口加权的医疗需求.
- 在正常条件下和不同的洪水水平下进行情景分析 (每50年1次,每100年1次和"7.20"的极端降雨).
- 缓解策略的评估:增加救护车数量,分中心之间共享救护车,以及混合方法.
主要成果:
- "7.20"降雨事件导致EMS响应时间大幅增加,资源稀缺被确定为延迟的主要原因.
- 与仅仅增加更多的救护车相比,共享救护车的表现更好,改善了10分钟和30分钟的人口覆盖率,分别为15.2%和22.7%.
- 结合救护车共享和补充的混合战略在EMS系统性能方面取得了最显著的改进.
结论:
- 模拟建模对于评估EMS对洪水的脆弱性和评估缓解策略是有效的.
- 互分中心的救护车共享是一种高度有效的策略,用于加强易受洪水袭击的城市地区的EMS弹性.
- 调查结果为加强城市灾害准备和确保极端天气事件期间紧急医疗服务的连续性提供了关键的政策指导.
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