2008-2014年江阴市水痘流行特征分析

Epidemiological analysis of varicella in Jiangyin City from 2008 to 2014

目的了解2008-2014年江阴市水痘疫情的流行病学特征,为开展预防控制工作提供科学依据。方法对2008-2014年江阴市报告的水痘病例信息,采用描述流行病学方法分析其流行病学特征。结果 2008-2014年江阴市共报告水痘病例2 353例,年均发病率为21.05/10万,呈现冬春季两个发病高峰,男性多于女性,男女性别比为1.49∶1。发病数较多的年龄组依次为10-岁、6-岁、7-岁、5-岁和15-岁组,15岁以下年龄组发病数占87.17%。发病数较多的职业依次为学生、幼托儿童和散居儿童。结论学生和儿童为水痘的高发人群,应重点加强托幼机构和学校的水痘疫情监测,提高适龄儿童的疫苗接种率和及时率。

Objective To analyze the epidemiological characteristics of varicella in Jiangyin City from 2008 to 2014, and pro- vide scientific basis for varicella prevention and control. Methods All the data in Jiangyin City from 2008 to 2014 were collected from China disease prevention and control information system, and the data were analyzed with descriptive stasistics. Results 2 353 varicella cases were reported, and the average annual incidence from 2008 to 2014 was 21.05/100 000. Two peaks occurred in spring and winter. The number of m-e cases was more than the female and the sex ratio（boys to girls） was 1.49：1. The rank of incidence among different age group was in turn 10 years, 6 years, 7 years, 5 years and 15 years old. Incidence under 15 age group was 87. 17%. Among occupation, it was in turns students, kindergarten children and scattered children. Conclusion Students and children are high -risk population. Surveillance should be strengthened in kindergartens and elementary schools. It is critical to isolate varicella case timely and improve vaccine coverage for varicella control.