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[目的]掌握沈阳市大东区水痘发病强度和流行趋势,为制订防控对策及评价实施效果提供依据。[方法]对大东区2006～2011年水痘疫情资料进行分析。[结果]2006～2011年大东区累计报告水痘病人5 405例,年均发病率为133.71/10万,各年发病率分别为99.64/10万、162.43/10万、157.17/10万、123.85/10万、128.76/10万、131.21/10万(P<0.01)。2006～2011年水痘年均发病率(/10万),男性为148.92,女性为118.16(P<0.01);0岁为305.49,1～3岁为247.54,4～9岁为1 214.21,10～14岁为956.42,≥15岁为51.09。全部病例中,4～6月、11月至次年1月发病的分别占32.12%、38.30%;学生、幼托儿童分别占60.39%、16.76%。[结论]大东区水痘发病率较高,学生和托幼儿童为高发人群。
[Objective] To master the intensity and epidemic trend of chickenpox in Dadong District of Shenyang City, and provide basis for making prevention and control measures and evaluating the implementation effect. [Method] The data of chicken pox epidemic in Dadong area from 2006 to 2011 were analyzed. [Results] A total of 5 405 chickenpox patients were reported in Dadong district from 2006 to 2011, with an average annual incidence of 133.71 / 100 000. The annual incidence was 99.64 / 100 000, 162.43 / 100 000, 157.17 / 100 000, 123.85 / 100,000, 128.76 / 100,000, 131.21 / 100,000 (P <0.01). The annual average incidence of chickenpox in 2006 ~ 2011 was 100%, 148.92 for males and 118.16 for females (P <0.01). The average incidence of chickenpox was 305.49 at 1 year, 247.54 at 1 ~ 3 years and 1 214.21 at 10 ~ 956.42 at 14 years of age, 51.09 at 15 years of age. In all the cases, the incidence rates from June to November and January to January were 32.12% and 38.30% respectively, while the percentage of students and childcare children was 60.39% and 16.76% respectively. [Conclusion] The incidence of chickenpox in Dadong District is high, and the students and nurseries are the high incidence population.