洪涝灾害中传染病流行特点分析

Characteristic of Infectious Diseases during Floods

本文分析了1991年安徽省特大洪涝灾害中传染病的流行特点，探讨了水灾对传染病疫情的影响。结果表明，16种法定传染病与1990年相比总发病率上升，上升病种主要是与水情密切相夫的肠道传染病，其次是儿童易患的呼吸道传染病，自然疫源性及虫媒传染病中仅流行性出血热上升明显、从传染病月份分布，洪涝灾害影响传染病发病率上升主要表现在7月一9月洪涝中期．死亡率统计以出血热占首位，较！99o年明显上（＜o．门），而总死亡率基本与平时持平（P＞005）。

To determine the relationship of flood and infectious diseases, we analysed the data of 16infectious diseases during the big flood in Anhui Province in the sununer of 1991.Our study showed that watery diarrhoea was the most common illness, followed by respratory tract infections in children. The Morbidity of epidemic hemorrhagic feve rincreased obviously among natural focal infections diseases and insect-born infectious diseases, while all others were decreased The peak of morbidity was from July to September, the middle period of flood, mortality of epidemic hemorrhagic fever was listed on the first-and markediy higher than that of 1990.Mortality of watery diarrhoea was also higher than that of 1990. Both mortality and fatality were decreased in diseases as epidemic eucephalitis B and respiratory diseases in cltildren.