The sensitivities of DDIA kit, ELISA, COPT were 96.59%, 92.05% and 85.23% respectively. The specificities of DDIA kit, ELISA and COPT in the endemic village were 96.32%, 90.37% and 95.59% respectively.

• DDIA、ELSIA和COPT的敏感性分别为96.；59%25、92