用间接血凝试验法调查胶东半岛3089人及817只动物的弓形体感染情况,人的感染率为1.97%±0.25%,感染率随年龄增长而明显升高;接触生猪肉者感染率显著高于不接触者(P<0.01);家庭养猫者感染率显著高于不养猫者(P<0.001);孕妇中不明原因流产、死产者的感染率是正常妊娠妇女的7.77倍(P<0.001)。猪的弓形体感染率为12.29%,羊11.54%,兔12.71%,鸡3.91%,鸭23.33%,鹅0%。 The incidence of toxoplasmosis in 3089 and 817 animals in Jiaodong Peninsula was investigated by indirect hemagglutination test. The infection rate was 1.97% ± 0.25%. The infection rate was significantly increased with age. The infection rate was significantly higher (P <0.001). The infection rate of domestic cats was significantly higher than that of non-cats (P <0.001). The infection rate of unexplained abortion and dead women among pregnant women was 7.77 times that of normal pregnant women (P <0.001). Toxoplasma infection rates in pigs were 12.29%, 11.54% sheep, 12.71% rabbits, 3.91% chicken, 23.33% duck, and 0% goose.