对高安市英矿地区7103名易感人群的血吸虫感染调查。结果显示：易感人群中，血吸虫感染率为0．32％，男性为0．35％，女性为O．29％，男性感染率高于女性，但无显著性差异。各年龄组的感染率不同，有极显著性差异。但在30岁至49岁年龄组中比较集中，占总感染人数的69．6％，调 Investigation of schistosomiasis infection in 7103 susceptible people in Ying’an area, Gao’an. The results showed that the prevalence of schistosomiasis was 0.32% in susceptible population, 0.35% in males and 0 in females. 29%, male infection rate higher than women, but no significant difference. The infection rates in different age groups are very different, with very significant differences. But in the age group of 30 to 49 years of age are more concentrated, accounting for 69.6% of the total number of infections, tune