建筑干预措施以减轻紧急部门的SARS-CoV-2传播
G Hernandez-Mejia1, S Scheithauer2, S Blaschke3
1Institute of Epidemiology and Social Medicine, University of Münster, Münster, Germany.
紧急部门的建筑变化可以显著减少像SARS-CoV-2这样的呼吸道病毒的传播. 结合房间隔离和增加空气交换等干预措施,可以提供对医院感染的最大保护.
科学领域:
- 综合流行病学,建筑学和计算建模的跨学科研究.
- 专注于公共卫生和医疗保健设施的设计,以预防感染.
背景情况:
- 紧急诊所 (ED) 是传染病原体进入医院的高风险入口点.
- 新兴的呼吸道病原体,如SARS-CoV-2,对医疗保健机构构成重大威胁.
研究的目的:
- 探索感染预防和控制 (IPC) 建筑干预措施在缓解病原体传播方面的有效性.
- 为了建模特定的架构修改对减少传输的影响,在一个原型的ED.
主要方法:
- 利用基于代理的建模方法,整合患者/医疗保健工作者例程和ED架构数据.
- 模拟了传播动态,并评估了房间隔离,人际距离增加和更高的空气交换率 (AER) 等干预措施的影响.
主要成果:
- 较高的AER显示了中度的感染缓解 (IRR为0.95).
- 分开检查室 (IRR 0.78) 或增加ED大小 (IRR 0.79) 减少了整体负担.
- 综合的架构干预产生了最大的SARS-CoV-2传播减少 (IRR 0.61).
结论:
- IPC 架构干预对于控制新出现的病原体至关重要,并且可以根据结构和功能方面进行设计.
- 结果可以指导公共卫生官员和建筑师优化医疗保健设施内的IPC策略.
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