Patients’ characteristics of persistence vs. interruption and adherence vs. non-adherence to hormone therapy.

Abbreviations: OP = operation; CT = chemotherapy; SD = standard deviation; NTD = New Taiwan Dollar; CCI = Charlson Comorbidity Index; HT = hormonal therapy; AIs = aromatase inhibitors.aQ1: the 25th percentile, Q3: the 75th percentile.bThe income-related insurance payment category set by the Bureau of National Health Insurance in Taiwan.c1 NTD = 0.03 USD in 2012.