We assessed the reliability, validity, and responsiveness to change of the 6-item Functional Assessment of Cancer Therapy-Breast Symptom Index (FBSI) in a sample of 615 metastatic breast cancer patients. The FBSI is a brief, clinically relevant, and psychometrically sound instrument that can be used to measure symptoms in patients with breast cancer.
- Breast cancer
- Health-related quality of life
- Meaningful differences
ASJC Scopus subject areas
- Cancer Research