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目的:现场评估2015年天津港“8·12”特大火灾爆炸事故核心区灾后疫病风险,为现场救灾清理工作提供防疫指导意见。方法:灾后深入天津港特大爆炸事故核心区实地勘查,采用流行病学方法,从传染源、传播途径及易感人群等3方面分析爆炸核心区疫病流行风险。结果:遇难者多为普通健康人群,核心区内尚未形成疫病传染源的条件。核心区未见鼠迹,除少数家蝇外,未见其他蚊虫;现场工作人员操作过程中均有严格的个人防护措施;进出核心区人员均进行流水喷洗;遗体搬运人员均有严格的清毒措施;核心区不具备疫病传播的基本条件。核心区工作人员均为普通健康人群。结论:事故发生后核心区内不存在疫病传播条件。
OBJECTIVE: To assess the risk of post-quake epidemic in the core area of Tianjin Port “8.21” in 2015 due to the disaster and provide guidance on epidemic prevention for on-site disaster relief and clean-up work. Methods: After the disaster, we went deep into the core area of the Tianjin Port explosion and conducted field surveys. Epidemiological methods were used to analyze the epidemic risks of blast disease in the core area of the explosion from three aspects: the source of infection, the route of transmission and the susceptible population. Results: Most of the victims were ordinary healthy people. The conditions of the source of infection were not formed in the core area. There are no mouse tracks in the core area, except for a few houseflies, no other mosquitoes were found. There were strict personal protective measures during the operation of on-site staff. The personnel in and out of the core area were all subjected to running water spray. Poisonous measures; the core area does not have the basic conditions for the spread of epidemics. Core area staff are ordinary healthy people. Conclusion: There is no epidemic condition in the core area after the accident.