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沂蒙山区自然条件、卫生环境复杂。为了解寄生虫病感染情况,我们于1988年6月～1989年4月对其所辖费县3050名儿童肠道蛔虫感染现状进行了调查,结果见附表。受染儿童主要集中在1～和3～两个年龄组。城乡儿童感染率分别为7.07%和43.62%;多胎与1胎儿童感染率分别为50.14%和23.58%。各乡镇间流行强度变化差异较大,感染率介于31.45～51.58%之间,主要与各地医疗卫生、保健工作发展不
Yimeng Mountain natural conditions, health complex environment. In order to understand the status of parasitic diseases, we investigated the status of intestinal ascariasis in 3050 children in the counties under its jurisdiction from June 1988 to April 1989, and the results are shown in the attached table. Infected children are mainly concentrated in 1 ~ and 3 ~ two age groups. The prevalence rates of children in urban and rural areas were 7.07% and 43.62% respectively. The prevalence rates of multiple births and one child births were 50.14% and 23.58% respectively. Epidemic intensity among towns and villages vary greatly, the infection rate is between 31.45 ~ 51.58%, mainly with the development of medical and health care, health care is not