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1985年11月至1986年10月在郑州市铁路中心医院对门诊腹泻病人进行了一年的流行病学调查。结果显示695例腹泻病人粪便标本中病原检出率为31.08%。其中志贺氏菌检出率最高,占总检出数的43.98%;其次为 ETEC—1T 和弯曲菌,分别为18.06%和11.57%。0—岁组以轮状病毒感染为主(32%),30岁组以 ETEC 感染为主(42.3%);其它年龄组均以志贺氏茵感染为主(47～90%)。轮状病毒主要发生在11、12月,占全年轮状病毒感染的50%;志贺氏菌和沙门氏菌主要在夏秋季6～10月占全年的63%和85%;三种致泻性大肠菌检出率均以夏秋季为高。
From November 1985 to October 1986, a one-year epidemiological investigation was performed on outpatients with diarrhea in Zhengzhou Central Hospital. The results showed that 695 cases of diarrhea stool specimens in the pathogen detection rate was 31.08%. Among them, the detection rate of Shigella was the highest, accounting for 43.98% of the total, followed by ETEC-1T and Campylobacter, which were 18.06% and 11.57% respectively. In the 0-year-old group, rotavirus infection was the most common (32%) and ETEC was predominant in the 30-year-old group (42.3%). The other age groups were mainly Shigella infection (47-90%). Rotavirus mainly occurred in November and December, accounting for 50% of the annual rotavirus infection. Shigella and Salmonella accounted for 63% and 85% of the annual total in the summer and autumn from June to October. Three kinds of diarrhea Escherichia coli detection rate is high in summer and autumn.