Among them 57 were confirmed by western blot assay,and 1 was false-positive and 2 were borderline in WB.Of the 60 TPHA-positive patients,53 were positive in EIA and 23 were positive in TRUST.

• 结果实验组中检出TPHA阳性60例,经免疫印迹法检测确认阳性57例,临界2例,1例为假阳性,酶免疫法阳性53例,TRUST阳性23例。