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目的分析食物中毒事件发生的原因,提出预防措施。方法采用病例对照研究对此次食物中毒事件展开调查,以是否食用某一食物为暴露特征对病例组对照组进行分析,并采集可疑样品进行实验室检测。结果根据流行病学调查资料、临床表现和实验室检测结果,确认为一起以急性胃肠炎症状为主要临床表现的食物中毒事件;可疑食物与发病关系的病例对照分析结果显示,凉菜口条为此次中毒事件的危险食物(χ2=28.1,P<0.01,OR=4.68)。结论在漯河市城区某酒店发生了一起食物中毒事件。在事件发生地调查发现卤制的口条在温度不符合卫生要求的操作间放置时间过久,食用前未再加热,卤制口条为高危食物,实验室检验结果表明卤制口条被肠炎沙门菌污染,致病原因有待于进一步查明。
Objective To analyze the causes of food poisoning incidents and propose preventive measures. Methods A case-control study was conducted to investigate the incident of food poisoning. The case-control group was analyzed based on whether a food was consumed or not, and suspicious samples were collected for laboratory testing. Results According to epidemiological survey data, clinical manifestations and laboratory test results, confirmed as acute gastroenteritis symptoms as the main clinical manifestation of food poisoning; suspicious food and the incidence of case-control analysis showed that the cold mouth strips The risk of poisoning food (χ2 = 28.1, P <0.01, OR = 4.68). Conclusion Luohe City, a hotel in a food poisoning incident. The incident occurred in the survey found that the mouth made of halogen-based temperature does not meet the hygiene requirements of the operation place for a long time before eating without heating, halogen-made high-risk food for the mouth, laboratory tests showed that the light of the mouth of Salmonella enteritidis contamination , The cause of the disease needs to be further identified.