Table 2

 Association of subgroups classified according to serum pepsinogen and Helicobacter pylori antibody status

Group AGroup BGroup CGroup D
*p = 0.0148 by Kruskal-Wallis test with Bonferroni’s correction.
No of subjects332421341082443
Gastric cancer761812
Annual incidence rate (%/y)0.040.060.350.60
Histopathological features
Site*
    Cardia2000
    Non-cardia561812
Differentiation
    Intestinal551410
    Diffuse2142