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目的研究诺如病毒聚集性胃肠炎疫情在国内的流行现状。方法运用系统综述的方法在万方数据库、维普咨讯数据库、CNKI数据库、生物文献数据库及pubmed数据库中检索关于国内诺如病毒聚集性胃肠炎疫情的文献。结果国内从2003年1月-2012年6月共发生83起诺如病毒胃肠炎疫情。从地点分布来看,疫情主要集中在广东省、浙江省,其次是北京市、广西省;从季节分布来说,诺如病毒胃肠炎疫情每季度均有发生,但秋冬季高发(10、1、2月份);从发生场所来说,疫情主要发生在学校、医疗卫生保健机构;水源性、人与人密切接触传播为其主要传播途径。人与人密切接触传播多为GII.4型感染所致。结论学校等作为诺如病毒胃肠炎疫情防控工作的重点场所,应加强诺如病毒防治知识培训,提高疫情报告敏感性和及时性。
Objective To study the prevalence of norovirus gastroenteritis in China. Methods A systematic review method was used to search the literature about the epidemic situation of norovirus gastroenteritis in China from Wanfang database, VIP information database, CNKI database, biological literature database and pubmed database. Results A total of 83 Norovirus gastroenteritis outbreaks occurred in China from January 2003 to June 2012. In terms of location, the outbreaks were mainly in Guangdong and Zhejiang provinces, followed by Beijing and Guangxi provinces. In terms of seasonal distribution, the epidemic of norovirus gastroenteritis occurred on a quarterly basis. However, in the autumn and winter, January and February). In terms of places of occurrence, the outbreak mainly occurred in schools and medical and healthcare institutions. Water sources and people-to-people contact were the main routes of transmission. In close contact with people spread mostly due to GII.4 type infection. Conclusions Schools, etc. as the focus of prevention and control of norovirus gastroenteritis should strengthen the knowledge and training on prevention and treatment of norovirus and improve the sensitivity and timeliness of epidemic reporting.