2011年良庆区风疹流行特征及防控情况分析

Analysis on epidemic characteristics and control conditions of rubella in Liangqing District of 2011

目的分析2011年南宁市良庆区风疹流行特征及相关防控措施,为今后风疹防控工作积累经验。方法从"中国疾病预防控制信息系统"导出2011年良庆区风疹病例网络直报信息及相关流行病学调查资料,并用描述性流行病学方法对资料进行分析。结果 2011年南宁市良庆区风疹年发病率106.49/10万;总发病率比2010年上升1647.62%。发病高峰期在4月份,发病以10～16岁年龄段的中小学生为主;病例分布于城区各个乡镇,主要集中那马镇。4月15～20日开展全城区中小学生风疹疫苗的应急接种,接种2～3周后发病率明显降低。结论提高整体人群对风疹疾病的免疫能力是预防和控制风疹爆发流行的有效手段。

Objective To analyze the rubella epidemic characteristics and relevant prevention and control meas- ures of Liangqing District of Nanning in 2011, so as to gather experience for future prevention and control work of rubella. Methods The direct network report information and epidemiological data about rubella cases of Li- angqing District were downloaded from ＂ China Information System for Disease Control and Prevention＂ , and the data were analyzed by descriptive epidemiological method. Results The rubella morbidity of Liangqing District in 2011 was 10. 65/100 000, and the overall incidence increased by 1 647.62% against the last year. The peak incidence appeared in April and the major disease groups were primary and middle school students aged from 10 to 16 years old. Patients mainly distributed in all towns especially in Nama town. The emergency vaccination were vaccinated to primary and middle school students during 15 -20 in April. The rubella mor- bidity significantly decreased in 2 - 3 weeks after the vaccination. Conclusions Improving the rubella immuni- ty of population is an effective means to prevent and control the outbreak of rubella.