TCF7L2 and gastric cancer: Meanwhile, we collected and statistically analyzed the clinicopathological data of all patients with GC and found that high TCF7L2 expression was closely linked to lymph node metastasis and TNM staging (P < 0.05); however, it was not linked to such clinicopathological features such as gender, age, tumor size, Borrmann classification, tumor location, and degree of differentiation (P > 0.05) (Table 1).