This paper repoted the results of seroepidemic survey of human and pig trichinosis in Deng county

Honan province. The antibody level against larvae of Trichine-11a spiralis in sera from normal individuals were detected by ELISA. 59 of them were positive

the antibody positive rate was 19.87%. Between male and female

no significant difference of antibody positive rate was found. But the antibody positiverates of butchers

peasants or cooks were higher than that of workers or students. The results suggested the infected rate of human was relative with occupation and age.108 sera of pig were collected from same area and detected by SPA-ELISA. 32 of them were SPA-ELISA positive

the antibody positive rate was 29.63%. The SPA-ELISA positive rate in sera from larvae-positive pigs was 93.55%. Between the larvae cyst count and the OD492 value

the positive relationship was found.The epidemiologic features of trichinosis in the area where the people of the Han nationality live are discussed.