大理市城乡两所小学学生肠道蛔虫感染现状调查

Investigation of the Intestinal Ascarids Infection in Students from Two Rural and Urban Primary Schools in Dali City

目的：了解大理市小学生肠道蛔虫感染情况,为今后制定有效的预防控制策略提供依据。方法：对该市文阁小学（农村）及荷花小学（城郊）部分小学生进行调查;采用生理盐水涂片法检测蛔虫卵感染情况;对受检人群肠道蛔虫感染率采用卡方检验进行统计分析。结果：文阁小学学生的蛔虫感染率为10.10%,荷花小学学生为1.96%;男生感染率为6.80%,女生为5.10%;5-8岁学生感染率为10.11%,9-11岁学生感染率为2.68%。结论：大理市两所小学学生生蛔虫感染率比全国低;农村小学生蛔虫感染率比城郊略高;男、女生蛔虫感染率无明显差别;5-8岁学生感染率比9-11岁学生高。

Objective： To investigate the intestinal ascarides infection in primary school students in Dali City,and to provide the basis for effective prevention and control strategies in the future.Methods： To investigate some pupils from Wenge Primary School（rural area） and Hehua Primary School（suburbs）.Ascaris eggs were detected by normal saline smear;and the infection rate of intestinal ascarids was statistically analyzed by Chi-square test.Results： The infection rate of Wenge Primary School was 10.10%,while that of Hehua Primary School was 1.96%.The infection rate in male was 6.80% and 5.10% in female.The infection rate in students from 5 to 8 years old was 10.11%,and 2.68% in students from 9 to 11 years old.Conclusion： The infection rate of intestinal ascarids in primary school students in Dali City is lower than the national infection rate.The infection rate in rural students is slightly higher than that in urban ones.And the infection rate in male and female has no significant difference.The infection rate in students from 5 to 8 years old is higher than those from 9 to 11 years old.