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郧西县店子镇腹泻病流行病学调查结果表明，发病率为１６．２２％，家庭内续发率为５２．４１％，病死率为０．０２％。病例构成以９岁以下儿童为多，老年次之，２９岁以下青年较少。男、女之比为１．１４：１。腹泻与痢疾发病时间分布基本一致。病人大便分离出福氏２ａ型痢疾杆菌。流行病学调查证实，本次腹泻病暴发流行与本地长期干旱、缺水，导致环境、饮食、个人卫生恶化，始以家庭内缓慢传播，继而造成严重流行。
Epidemiological survey of diarrhea in Dianzi Town of Yunxi County showed that the incidence was 16.22%, the rate of recurrence within the family was 52.41% and the case fatality rate was 0.02%. The cases were composed of children under 9 years of age, followed by the elderly, and fewer under the age of 29. Male and female ratio is 1.14: 1. Diarrhea and dysentery onset time distribution is basically the same. Stools isolated from patients with Shigella flexneri 2a type Shigella. Epidemiological survey confirmed that the outbreak of diarrhea and local long-term drought, lack of water, leading to deterioration of the environment, diet, personal hygiene, began to spread slowly within the family, and then caused a serious epidemic.