breast cancer
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients voluntarily participated in this study and signed the informed consent; 2. The tumor type was confirmed by pathology, and the postoperative pathological staging was AJCC 8th edition I-III; 3. Have at least one prescription record of endocrine therapy drugs within one month before enrollment, endocrine therapy drugs include: tamoxifen, toremifene, letrozole, anastrozole, exemestane; 4. Aged >=18 years.
Exclusion criteria
Exclusion criteria: 1. Patients who have had or are currently suffering from other malignant tumors that require treatment within 5 years; 2. Patients cannot self-report drug use.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| medication possession rate; | — |
Secondary
| Measure | Time frame |
|---|---|
| quality of life; | — |
Countries
China
Contacts
Shanghai Sixth People's Hospital