全国人体寄生虫分布调查──虫种的人群感染

NATIONWIDE SURVEY OF THE DISTRIBUTION OF HUMAN PARASITES IN CHINA INFECTION WITH PARASITE SPECIES IN HUMAN POPULATION

首次全国人体寄生虫分布调查查明了主要虫种的人群感染率和特点，我国人体感染寄生虫的总感染率和多数虫种感染率都显示了女性高于男性的性别分布特点。在年龄分布上是５—１４岁儿童为多种寄生虫高发人群。我国人体寄生虫感染的职业分布特点是许多职业都有其高感染虫种，如蛔虫感染是学生最高，钩虫和华支睾吸虫感染是半农半商的菜农最高，鞭虫感染率是渔民最高，贾第虫和溶组织内阿米巴和带绦虫是牧民和半牧民最高。这次还查明了危害各民族的主要虫种。部分省、区还对主要虫种感染做了家庭聚集性分析。

The infection rate of main species of parasites and their character by first nationwide survey of human parasites was made. The overall infection rate of human intestinal parasites and the infection rate of most species of parasites were higher in females than that in males. The infection rate according to the age group, the highest infection rate was found in the group aged 5 14 years. With regard to the relation between parasitic infections and occupations of the infected persons, the highest infection rates of Ascaris lumbricoides were exhibi ted in school children, of hookworm and Clonorchis sinensis were in halfpeasants and halfmerchant and vegetable grower; of Trichuris trichiura were in fishers, of Giardia lamblia, Entamoeba histolytica and Taenia were in herdsmen and halfherdsmen and halfpeasants. In this survey it is also shown that each nationality has their main species of parasites. The family clustering of some main parasites were proved by some province/autonomous region/municipality.