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1998年哈尔滨市霍乱疫情是建国以来最活跃的一年,自7月31日报告首例病人(呼兰县,四川民工),截止10月16日共发生暴发疫区2起,散发病人9例。1 流行特征1.1 疫情以暴发为主,散发显著高于历年 1998年哈尔滨市共发生霍乱病人41例,发病率为0.45/10万。其中2起暴发疫区(呼兰县利民镇哈尔滨嘉美食品有限公司,江北哈尔滨电业培训中心)内发生病人29例,带菌者3例,是有史以来的首次暴发疫情,占全市总发病数的75.61％;散发病人9例,占21.95％,较历年发病(1例)增加40例。1.2 疫点分布广泛 哈尔滨市行政区域为7区12县(市),1998年霍乱发病
In 1998, the cholera epidemic in Harbin was the most active one since the founding of the People’s Republic. Since July 31, the first patient (Hulan County, Sichuan migrant workers) was reported. As of October 16, there were two outbreak areas and 9 patients . 1 epidemiological characteristics 1.1 The outbreak mainly outbreaks, distributed significantly higher than the calendar year in 1998 in Harbin, 41 cases of cholera patients, the incidence was 0.45 / 100,000. Among them, 29 outbreaks occurred in 2 outbreak areas (Harbin Kamei Food Co., Ltd. and Jiangbei Harbin Electricity Training Center, Limin County, Hulan County), and 3 carriers were carriers of the outbreak for the first time in history, accounting for the total number of outbreaks in the city Of patients were 75.61%. Nine patients were emailed, accounting for 21.95%, which was 40 cases more than the incidence in one year. 1.2 Wide distribution of epidemic areas Harbin administrative region for the 7 districts and 12 counties (cities), 1998 Cholera onset