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[目的]分析江西省丰城市某公司2007年底发生的一起甲型副伤寒暴发疫情的流行病学特征与流行因素,为今后防治伤寒等肠道传染病提供依据。[方法]现场流行病学调查及病例个案调查,采用描述流行病学方法进行分析。[结果]共发病26例,实验室确诊病例16例,临床诊断病例10例,罹患率7.03‰。所有病例均有在公司食堂就餐史,未能采集到可疑食物。采取控制传染源、加强饮食卫生管理及健康教育等综合防治措施后,疫情得到控制。[结论]根据流行病学调查、病例临床表现、实验室检测及控制措施实施效果分析,该起疫情为食物污染引起的食源性传播。加强餐饮行业卫生监督及从业人员的健康体检是防控肠道传染病的重要措施。
[Objective] To analyze the epidemiological characteristics and epidemic factors of a typhoid fever outbreak in a company in Fengcheng City of Jiangxi Province in late 2007, and provide basis for future prevention and treatment of typhoid and other intestinal infectious diseases. [Methods] Field epidemiological investigation and case case investigation were carried out, and the descriptive epidemiological method was used to analyze. [Results] A total of 26 cases were diagnosed, 16 cases were diagnosed in laboratory and 10 cases were diagnosed clinically. The attack rate was 7.03 ‰. All cases have a history of eating in the company canteen, failed to collect suspicious food. The epidemic was under control after comprehensive prevention and control measures such as control of sources of infection, strengthening of diet hygiene management and health education were taken. [Conclusion] According to epidemiological investigation, clinical manifestations, laboratory tests and control measures to implement the effect analysis, the outbreak of food-borne diseases caused by foodborne transmission. Strengthening health supervision in the catering industry and practitioners’ health examination are important measures to prevent and control intestinal infectious diseases.