肖文佳, 吴寰宇, 宫霄欢, 林声, 潘浩. 上海市2017年聚集性呕吐腹泻疫情流行病学特征分析[J]. 上海预防医学, 2019, 31(6): 505-509. DOI: 10.19428/j.cnki.sjpm.2019.19409
引用本文: 肖文佳, 吴寰宇, 宫霄欢, 林声, 潘浩. 上海市2017年聚集性呕吐腹泻疫情流行病学特征分析[J]. 上海预防医学, 2019, 31(6): 505-509. DOI: 10.19428/j.cnki.sjpm.2019.19409
XIAO Wen-jia, WU Huan-yu, GONG Xiao-huan, LIN Sheng, PAN Hao. Epidemiological characteristics of aggregative vomiting and diarrhea outbreak in Shanghai in 2017[J]. Shanghai Journal of Preventive Medicine, 2019, 31(6): 505-509. DOI: 10.19428/j.cnki.sjpm.2019.19409
Citation: XIAO Wen-jia, WU Huan-yu, GONG Xiao-huan, LIN Sheng, PAN Hao. Epidemiological characteristics of aggregative vomiting and diarrhea outbreak in Shanghai in 2017[J]. Shanghai Journal of Preventive Medicine, 2019, 31(6): 505-509. DOI: 10.19428/j.cnki.sjpm.2019.19409

上海市2017年聚集性呕吐腹泻疫情流行病学特征分析

Epidemiological characteristics of aggregative vomiting and diarrhea outbreak in Shanghai in 2017

  • 摘要:
    目的了解上海市聚集性呕吐腹泻疫情的流行病学特征。
    方法收集汇总2017年1—12月上海市发现和报告的聚集性呕吐腹泻疫情的调查报告,统计分析所有疫情的三间分布特征、病例临床特征、主要感染原因和病原菌等。
    结果本市聚集性呕吐腹泻疫情发病高峰在冬春季,有79.23%的疫情发生在11月到次年3月;以郊区为主,浦东新区和松江区报告了全市30%的疫情,而中心城区如徐汇、静安、黄浦3区仅报告了10%的疫情;96.92%的疫情发生在学校和幼儿园;病例临床表现以呕吐、腹泻为主,其中有呕吐症状的占91.26%;人传人接触传播是本市疫情的主要传播形式,占93.85%;诺如病毒是本市疫情的首要病原,占74.62%;疫情持续时间与首发病例出现到首次调查处置的时间间隔存在正相关。
    结论2017年上海市聚集性呕吐腹泻疫情主要发生在冬春季和集体单位,诺如病毒是其主要病原体,应加强重点地区和人员的监测及防护工作。

     

    Abstract:
    ObjectiveTo investigate the epidemiological characteristics of aggregative vomiting and diarrhea outbreak in Shanghai.
    MethodsThe investigation report of the epidemic situation of aggregated vomiting and diarrhea found and reported in Shanghai from January to December 2017 were collected and summarized.Statistical analysis were made of the three epidemic distribution characteristics, clinical characteristics, main causes of infection and pathogenic bacteria, etc.
    ResultsThe epidemic peak of vomiting and diarrhea outbreak in Shanghai was in winter and spring, while 79.23% of the outbreaks occurred from November to March next year.The epidemic were mainly in the suburbs, while 30% of the epidemic situation were reported in Pudong New District and Songjiang District and 10% reported in the central districts such as Xuhui, Jingan and Huangpu Districts.And 96.92% of the epidemic were found to have occurred in schools and kindergartens.The main clinical manifestations were vomiting and diarrhea, and 91.26% of the patients had vomiting symptoms.Human-to-human contact was the main transmission route of the epidemic in Shanghai, accounting for 93.85% of all.Norovirus was the primary pathogen of the epidemic in Shanghai, accounting for 74.62%.The duration of the epidemic was positively correlated with the interval between occurrence of the first case and the time of first investigation and management.
    ConclusionIn 2017, the epidemic situation of aggregated vomiting and diarrhea in Shanghai mainly occurred in winter and spring and in collective units.Norovirus proved to be the main pathogen.It is imperative to strengthen the surveillance and protection of key areas and personnel.

     

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