SERPINB5 and metastatic malignant neoplasm in the lymph nodes: MASPIN nucleus and cytoplasm expression was not related to clinical stage, differentiation, and lymph node metastasis of NSCLC (OR = 1.81, 95% CI = 0.94–3.50, P=0.078; OR = 0.93, 95% CI = 0.62–1.41, P=0.74 and OR = 1.15, 95% CI = 0.68–1.96, P=0.604, respectively, Supplementary Table S2, Figure 3E–G).