Sensitivity Specificity
 UBT 95% 96%
STOOL(antigen test) 93% 93%
Serology (ELISA)†  N/A  N/A
Endoscopic biopsy (Routine histology) 93% 90%
*Data are weighted mean values. Compilation of data is not the result of a comparative study. ELISA=enzyme-linked immunosorbent assay Active and passive infection N/A=non-applicable
Table 1: Sensitivity and Specificity of Tests for H. pylori Infection