CD79A and gastric cancer: Although categorical seropositivity for EBNA1-IgA and VCA-IgA was not significantly associated with gastric cancer risk, continuous rOD for either EBNA1-IgA or VCA-IgA was associated with an increased risk of gastric cancer, with adjusted OR of 1.99 (95%CI: 1.07, 3.70) and 2.64 (95%CI: 1.33, 5.23), respectively (Table 2).