In H. pylori‐negative groups, the LI of Ki67 was significantly higher in GC than that in CAG and LGIN groups (P < .05); and in IM group compared with CAG group (7.79 ± 1.06 vs 5.82 ± 1.50, P < .01) (Figure 2C and Table 3). The gene discussed is MKI67; the disease is gastric cancer.