Correlation analysis results are as follows: the positive expression of c-Met was significantly associated with ethnic group (P = 0.01), which was because esophageal squamous cell carcinoma has obvious regional characteristics, with a high incidence in Xinjiang region, and Kazakh people in Xinjiang region have bad daily eating habits (like eating hot food and raw food) [35]. This evidence concerns the gene MET and esophageal squamous cell carcinoma.