Metastatic breast cancer | 30% (3) |
Aromatase inhibitor therapy | 1.4%–11.0% (any fracture) (7) |
Radiotherapy of breast or chest wall | 3.6%–4.5% (6) |
Prolonged use of bisphosphonates | 7.4% (5) |
Women aged 83 years or older | 40% (4) |
Early menopause or ovarian ablation secondary to adjuvant chemotherapy | Unknown |
Tissue expansion in breast reconstruction using implants | Unknown |