LOX and metastatic malignant neoplasm in the lymph nodes: Our results indicated that the expression of LOX was related to lymph node metastasis (OR = 3.12, 95% CI = 1.670–5.836, p < 0.001) and tumor distant metastasis (OR = 3.199, 95% CI = 1.141–8.972, p = 0.027) (Fig. 2).