However, in Kaplan-Meier plotter analysis, the ALDH1B1 in this study was found to be a good prognostic marker for OS in patients with all types of GC and intestinal type gastric adenocarcinoma, a poor prognostic marker for OS in patients with diffuse gastric adenocarcinoma. The gene discussed is ALDH1B1; the disease is diffuse gastric adenocarcinoma.