目的了解徐州市水痘流行特征,为控制水痘暴发和流行提供依据。方法对徐州市2006—2012年疾病监测信息报告系统上报的水痘病例进行描述性流行病学分析。结果共报告水痘病例3 799例,年均发病率为6.67/10万。以冬季和春末夏初多发,呈典型的双峰发病特征。学生、散居儿童和托幼儿童是发病的主要人群,占95.74%。同期共报告暴发疫情24起,均发生在学校。结论应加强托幼机构及学校水痘疫情监测,及时采取隔离病例、接种水痘疫苗等控制措施,以减少暴发疫情的发生。 Objective To understand the prevalence of chickenpox in Xuzhou and provide evidence for controlling the outbreak and spread of chicken pox. Methods Descriptive epidemiological analysis of varicella cases reported in the Disease Surveillance Information Reporting System of Xuzhou from 2006 to 2012 was conducted. Results A total of 3 799 chickenpox cases were reported, with an average annual incidence of 6.67 / 100 000. In winter and early spring and early summer multiple hair, showing a typical characteristics of bimodal disease. Students, diaspora and kindergarten children were the main group with 95.74%. Over the same period, a total of 24 outbreaks were reported, both in schools. Conclusion The surveillance of chickenpox epidemics in nurseries and schools should be strengthened. Control measures such as isolation of cases and vaccination of chickenpox should be adopted in time to reduce the occurrence of outbreaks.