S100A8 and gastric cancer: As presented in Table 2, seropositivity for the CagA antibody was also significantly linked to the risk of GC with ORadjusted (95% CI) values of 3.0 (1.6-5.9), 3.8 (1.9–7.7), and 2.5 (1.6–3.8) in the H. pylori-positive and -negative subjects and the overall subjects, respectively (*p<0.01).