绵阳市某小学校流行性腮腺炎暴发疫情调查

Investigation on a Mumps Outbreak in a Primary School in Mianyang City

目的确认四川省绵阳市某小学流行性腮腺炎疫情流行强度,分析暴发原因,指导学校开展预防控制工作。方法收集网络直报数据、个案调查表和预防接种证,进行统计和描述性流行病学分析。结果累计报告发病66例,罹患率为4.21%,男女生罹患率分别为4.96%和3.32%。发病年龄范围在4岁至11岁;发病高峰在11月,二年级学生罹患率最高(10.36%);含腮腺炎成分疫苗接种率仅为66.39%。结论根据流行病学调查和病例临床表现,确定某小学存在流行性腮腺炎暴发。应强化学校传染病报告管理,增强师生卫生防病意识,提高含腮苗成分疫苗接种率。

Objective To verify the epidemic intensity of mumps and analyze the causes for mumps prevention and control in schools. Methods Descriptive epidemiology and statistical analysis were conducted on the data collected from the Chinese information system for disease control and prevention. Results The attack rate was 4.21% , 4.96% for male, and 3.32% for female. The case age ranged from 4 to 11 years. The peak inci- dence was in November. The high risk population was the students of second grade, with the attack rate of 10. 36%. Conclusion The mumps outbreak is determined in the primary school based on the epidemiological investigation and clinical feature. It is urgently needed to strengthen the management of school infectious disease report and the prevention consciousness of teachers and students, as well as to improve the inoculation rate to avoid the outbreaks of mumps epi- demic.