湖北省十堰市868名城乡中小学生蛔虫感染调查

目的了解湖北省十堰市城乡中小学生蛔虫感染率，为防治工作提供依据。方法采用随机整群抽样方法对该市7所城乡中小学校868名学生蛔虫感染情况进行调查。结果城区468名学生无一例感染蛔虫，乡村感染率为4．50％；其中小学生1．23％，中学生3．70％，蛔虫感染率农村学生高于城市学生，中学生高于小学生（X^2=5．91，P〈0．05）。结论学生蛔虫防治工作城市学校成效显著，而乡村较差，需进一步加大防治工作力度。

Infection Situation of Ascaris among 868 Middle and Primary School Students in the city and country of Shiyan

[ Objective ] To learn the current situation of ascaricls infection in primary and middle school students in rural and urban areas, and to provide evidence for prevention and control. [ Methods ] The random cluster sampling method was conducted, and 868 students in 7 schools were selected as subjects. [ Results ] Compared to the urban areas in which there was no infection case, the in- fection rate in rural areas was higher（4.50% } ,and that in primary school students（ 1.23% } was higher than that in middle school students （3.70% ） （ X^2 = 5.91, P 〈 0.05 ）. [ Conclusion ] The ascarids prevention and control of students in the urban areas was much better than that in the rural areas, so the latter should be strengthened in future.