某大学城发生肠炎沙门菌食物中毒的调查分析

目的 调查并有效控制某大学城发生的一起较大食物中毒事件.方法 通过流行病学调查、卫生学调查、实验室检验,并应用SPSS11.0对数据库进行分析.结果 206例病人（来自3所大学）出现发热、腹泻、腹痛等胃肠道感染症状.流行病学曲线显示有2个发病高峰,班级及宿舍分布没有明显聚集性,也无明显年龄倾向性.病例对照显示某大学第二食堂是引起本事件的暴发场所,白切鸡等熟食品是高危食品.食品、工用具、病人、厨工肛拭均检出肠炎沙门菌.结论 确认该食物中毒是一起由肠炎沙门菌引起的食物中毒暴发事件.

Report on Food Poisoning of Salmonella enteritidis in University

Objective To investigate and control a large scale food poisoning in a university of Guangzhou city, Method The informations were collected from epidemiologieal surrey, hygienic investigation and laboratory test and were analyzed with SPSS 11.0. Results 206 patients from 3 universities were suffered from the gastrointestinal infection symptom such as fever, diarrhea, bellyache, etc. Epidemiologieal survey indicated that there were two incidental pinnacles. The central tendency of class and dormitory distribution, and the specific age tendency were not observed. The case control study indicated that the No. 2 refectory in the university was the exposure location. Baiqie chicken could be the high risk food. Salmonella enteritidis were found in the food, cook tools and the anal cotton swabs of the patients and cooks. Conclusion The report indicated that the food poisoning outbreak may be caused by Salmonella e nteritidis.