2009年深圳市福田区学校与托幼机构传染病爆发疫情分析报告

Epidemic status of infectious diseases in schools of Futian District,Shenzhen City,2009

目的分析2009年深圳市福田区学校传染病爆发疫情的流行病学特征。方法应用描述流行病学方法对深圳市福田区2009年学校传染病爆发疫情进行分析。结果深圳市福田区学校及托幼机构共报告6种传染病爆发疫情,累计报告疫情84起,呈现逐年上升趋势,其中流感、甲型H1N1流感疫情占76%,为全年爆发疫情之最,其中以小学最为常见,占事件的50%;2009年学校传染病爆发疫情以3—6月和9—11月为多,占全部爆发疫情的75%以上;经呼吸道传播的占85.7%,其次为经肠道传播占13.1%,学校及托幼机构传染病疫情中呼吸道传染病和肠道传染病的差异有统计学意义(χ2=19.79,P<0.01)。结论 2009年深圳市福田区学校传染病爆发疫情以在中小学人群传播的流感、甲流等冬春季呼吸道传染病为主,为今后疫情防控的重点。

Objective To understand the epidemiological features of infectious disease outbreaks in schools of Futian District, Shenzhen City, 2009. Methods The descriptive epidemic method was conducted to analyze the outbreaks in schools of Futian District, Shenzhen City in 2009. Results In 2009, a total of 84 （6 types） outbreaks occurred in schools of Futian District, Shenzhen City, showing an upward trend year by year. Influenza and influenza A H1N1 outbreaks accounted for 76% of the whole year. Most occurred in primary schools, accounting for 50%,6 of the whole outbreaks, and the most outbreaks occurred during the periods of March-June and Sept-Nov （above 75% ）. The diseases through the respiratory tract spread accounted for 85. 7%, followed by gastro-intestinal spread diseases of 13.1%, and there was a significant difference between the schools and nurseries in the respiratory infectious diseases and gastro-intestinal infectious diseases （X^2 = 19.79, P 〈 0.01 ）. Conclusions In 2009, Futian District, Shenzhen, the main infectious disease outbreaks in primary and secondary schools are influenza and influenza A H1N1 in winter and spring, so they are the main focus for the future prevention and control.