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目的:通过对135例诺如病毒感染者特征分析及措施讨论,为今后相关工作提供理论依据。方法:对135例诺如病毒病例特征进行统计学分析。结果:135例病例分属4起疫情,10月、11月各1起,12月2起,托幼机构1起,小学2起,饭店用餐人员1起;6-12岁年龄组呕吐发生率相对较高,达100%,腹泻发生率相对较低,为18.39%;均呈点源分布,为人传人模型。结论:呕吐、腹泻为诺如病毒感染主要症状,对于聚集性疫情,病人早期发现,早期隔离治疗,呕吐、腹泻物的正确处理是关键。
OBJECTIVE: To provide a theoretical basis for future work through analyzing the characteristics of 135 cases of norovirus infection and discussing the measures. Methods: Statistical analysis of 135 cases of Norovirus cases were performed. Results: 135 cases were divided into 4 outbreaks, 1 in October and November, 2 in December, 1 in kindergarten, 2 in primary school and 1 in restaurant. The incidence of vomiting in 6-12 age group Relatively high, up to 100%, the incidence of diarrhea is relatively low, 18.39%; were point source distribution, human delivery model. Conclusions: Vomiting and diarrhea are the main symptoms of Norovirus infection. It is the key to the collection of epidemic situation, early detection of patients, early isolation treatment, vomiting and diarrhea.