While KLF4 expression was not associated significantly with any listed clinical parameters, significant associations of Nanog with new tumor emergence after initial treatment (p = 0.027), SOX2 with age (p = 0.033), OCT4 with age (p = 0.005) and tumor grade (p = 0.008) were noticed in the gastric cancer patient data. The gene discussed is SOX2; the disease is neoplasm.