HOXA9 and gastric cancer: Uterine cancer showed an accuracy of 90.9%, with only nine genes (CXCL13, EPM2AIP1, H2AFJ, HOXA9, MLH1, RNLS, SDR42E1, TNFSF9, and ZNF300), whereas gastric cancer reached an accuracy of 83.4% using 78 genes (Table S4).