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目的:了解杭州市学龄前儿童肠道常见蠕虫感染现状,为进一步防治提供参考依据。方法:选择杭州市不同区域、不同等级的14所幼儿园和一家医院儿科门诊就诊的1 932例3~6岁学龄前儿童作为调查对象,对每个被调查的幼儿采用生理盐水直接涂片法和饱和盐水浮聚法粪检蛔虫卵、钩虫卵、鞭虫卵;用透明胶纸肛拭法检查蛲虫卵。结果:1 932例受检者中,寄生虫感染249例,总感染率12.89%,其中蛲虫占4.35%,蛔虫8.07%,鞭虫0.62%,钩虫0.31%,感染两种虫种者占总感染人数的3.61%;不同级别幼儿园儿童肠道常见蠕虫感染率分别为甲级幼儿园7.31%、乙级12.60%、丙级21.47%,差异有显著性(P<0.001)。结论:杭州市学龄前儿童肠道常见蠕虫感染率为12.89%,寄生虫感染率高低与幼儿园环境卫生、教学设施等因素密切相关。
Objective: To understand the prevalence of common intestinal infections in preschool children in Hangzhou and to provide reference for further prevention and treatment. Methods: A total of 1 932 preschool children aged 3 ~ 6 years old from 14 kindergartens in different regions and different levels of Hangzhou and pediatric outpatients in a hospital were selected as the survey subjects. Each child under investigation was treated with direct saline smear and Saturated saline floating method faecal Ascaris eggs, hookworm eggs, whipworm eggs; transparent adhesive tape anal swab method to check the worm eggs. Results: Of the 1 932 subjects, 249 were infected with parasites, with a total infection rate of 12.89%, of which 4.35% were insects, 8.07% for roundworms, 0.62% for whipworms, and 0.31% for hookworms. The infection rate of common intestinal worms among children in different grades was 7.31% in Grade A, 12.60% in Grade B and 21.47% in Grade C, respectively. The difference was significant (P <0.001). Conclusion: The prevalence of common intestinal infection in preschool children in Hangzhou is 12.89%. The infection rate of parasites is closely related to environmental health and teaching facilities in kindergartens.