The result showed that CDH1 promoter methylation was not significantly associated with tumor histology and tumor stage (OR = 1.41, 95 % CI = 0.76 - 2.60, P = 0.273; OR = 0.55, 95 % CI = 0.28 - 1.08, P = 0.082; respectively). This evidence concerns the gene CDH1 and neoplasm.