Chi-square test was performed to evaluate the correlation between ADAM33 protein score and the clinicopathological data (age, tumor size, SBR, menstrual status at referral, lymph node node status, RE, RP, HER2, EGFR, CK5/6, CK14, CK17, c-KIT, Ki67, metastasis, death, histological type, tumor subclasses). The gene discussed is EGFR; the disease is neoplasm.