南通市2003～2012年农村居民肠道线虫感染情况

Prevalence of intestinal nematodes among residents in Nantong city during 2003-2012

目的了解南通市农村居民肠道寄生虫病感染情况,为今后制定防治策略和措施提供科学依据。方法采用改良加藤氏厚涂片法检查农村居民肠道线虫卵感染情况;采用透明胶纸法检查农村幼儿园学龄前儿童和小学1～2年级学生蛲虫卵感染情况。结果 2003～2012年的10年间,我市农村居民肠道线虫病总感染率为1.93%,其中钩虫、蛔虫和鞭虫总感染率分别为0.97%、0.72%和0.24%。人群的总感染率和各单虫感染率均呈现逐年下降趋势;农村幼儿园学龄前儿童和小学低年级学生蛲虫病总感染率为1.87%。结论大规模人群集体驱虫服药是农村居民肠道线虫病感染率下降的主要措施;另加强室教活动,减少类便接触也是农村居民肠道线虫病感染率下降的另一主要因素。

Objective To understand the intestinal nematodes infection athong rural residents in Nantong city, so as to provide the scientific basis for the future development of prevention strategies and measures. Methods The rural residents in Nantong were examined by modified Kato-Kate thick smear method in 2003-2012,the preschool children and the students of 1-2 grades were examined by cellophane tape method. Results The intestinal nematodes infection rate in rural residents was 1.93% ,among them, the hookworm infection rate was 0.97% ,Ascaris was 0.72% ,Trichuris trichiura was 0.24%. The Enterobius vermicularis infection rate in preschool children and the students of 1-2 grades was 1.87%. Conclusions Mass deworming medication is an important factor in reducing intestinal nematode infection rate in rural residents. The reduction of opportunities of people contacting feces at work is another factor leading the decrease of intestinal nematode infection in rural residents.