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目的分析济南市水痘流行特征,为制定水痘预防控制对策提供科学依据。方法对济南市2011年水痘疫情资料进行分析。结果 2011年济南共报告水痘3 775例,发病率为55.40/10万。水痘发病率,主城区5个区平均为79.55/10万,其他5个县(市、区)平均为25.71/10万(P<0.01);男性为60.63/10万,女性为50.12/10万。3 775例病例中,≤1岁的占7.81%,2~5岁的占25.17%,6~9岁的占25.11%,10~14岁的占12.40%,15~19岁的占10.07%,20~67岁的占19.44%;托幼儿童占26.25%,散居儿童占12.82%,学生占46.60%,其他人群占14.33%。12月和1月发病的占全年总数的26.92%。1月和12月各在1家幼儿园发生暴发疫情,合计发病28例。结论 2011年济南市水痘发病处于较高水平。
Objective To analyze the epidemic characteristics of chicken pox in Ji’nan, and provide a scientific basis for the development of preventive measures against chicken pox. Methods The epidemic situation of varicella in Jinan in 2011 was analyzed. Results In 2011, a total of 775 chickenpox cases were reported in Jinan, with a prevalence of 55.40 / 100,000. The incidence of chickenpox was 79.55 / 100 000 in the five districts in the main urban area and 25.71 / 100 000 in the other five counties (cities and districts) (P <0.01), 60.63 / 100000 for males and 50.12 / 100000 for females . Of the 775 cases, ≤1 years old accounted for 7.81%, 2 to 5 years old accounted for 25.17%, 6 to 9 years old accounted for 25.11%, 10 to 14 years old accounted for 12.40%, 15 to 19 years old accounted for 10.07% 19.44% of children aged 20-67 years, 26.25% of nursery children, 12.82% of scattered children, 46.60% of students and 14.33% of other people. December and January incidence accounted for 26.92% of the total number of the year. In January and December each outbreak occurred in a kindergarten, a total of 28 cases of disease. Conclusion The incidence of chickenpox in Jinan in 2011 was at a high level.