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1980年4月我们对902名小学生肠寄生虫感染作了调查如下:一、对象与方法以蚌埠铁路一小902名学生为对象,采用饱和盐水漂浮法检测大便虫卵.二、结果与分析受检者902人,其中蛔虫感染人数最多,达302人,占346名肠寄生虫感染的87.3%.按年龄分析,感染率中7—9岁较高,10-13岁较低.我们认为较大的儿童易接受卫生教育,所以感染率较低.7—9岁中男生感染率为51.2%,女生为53%,两者差别不
In April 1980, we investigated 902 intestinal parasitic infections of primary school pupils as follows: I. Subjects and Methods Fetal eggs were detected by saturated saline floating method for a small group of 902 students in Bengbu Railway. 902 people were seized, of which 302 were the most ascaris infection, accounting for 87.3% of 346 intestinal parasites infection.According to age analysis, the infection rate was higher in 7-9 years old and lower in 10-13 years old. Large children are more likely to have access to health education, so infection rates are lower, with male prevalence rates of 51.2% in 7-9 years and 53% in girls