铜陵市2009年风疹疫情调查

Survey of Rubella Outbreaks in Tongling City in 2009

目的分析铜陵市风疹暴发的特征和原因,为预防控制风疹提供科学依据。方法对病例调查资料进行流行病学分析,并采集发病初期病人的血清检测风疹IgM抗体。结果2009年2月10日至6月2日,铜陵市共发生风疹349人,罹患率0.472‰。疫情主要发生于3、4月份,病例主要集中在10～19岁在校中小学生,占总人数的74.50%;经过及时采取隔离传染源、应急接种风疹疫苗等防治措施,疫情很快得到了有效控制。结论风疹疫苗接种率低,易感人群积累是造成风疹暴发的主要原因;加强对重点人群传染病知识的宣传,广泛开展风疹疫苗接种是控制风疹疫情最有效的手段。

Objective To analyze the cause and characteristics of rubella outbreaks in Tongling city,and provide evidence for prevention and control of the rubella.Methods Survey data of rubella cases were analyzed by epidemiological method.And serums from the cases with rubella at early period were collected and tested the rubella IgM antibody.Results From February 10 to June 2,2009,there were 349 rubella cases in Tongling city,the total incidence rate was 0.472/lakh.The outbreaks happened mainly in March or April,and it mainly attacked children in primary and secondary schools aged 10～19（accounted for 74.50%）.The outbreaks were effectively controlled by taking corresponding measures timely,such as isolation of source of infection and the emergency inoculation of rubella vaccine.Conclusion The lowly inoculation rate of rubella vaccine and the accumulation of susceptible population could be the main cause of rubella outbreaks.Strengthening the popular education on common infectious diseases and carrying out inoculation campaigns widely are the most effective means to control the rubella outbreaks.