“…Previous studies indicate that elderly patients are less likely to receive systemic therapy, while elderly patients are just as likely to receive endocrine therapy as younger patients. 2,8,[14][15] In the present study, the number of patients who received endocrine therapy increased significantly with age (30.3%, 36.3%, and 66.7% of patients 70-74 years old, 75-79 years old, and 80 years or older, respectively; P , 0.001), whereas there was a progressive decrease in the number of patients receiving chemotherapy according to age (69.8%, 63.7%, and 34.1%, respectively; P , 0.001). Because the frequency of presenting with ER and/or PR positive tumors increases in elderly patients, a greater proportion have been treated with adjuvant endocrine therapy.…”