DRUG
Anti-osteoporosis medications
Medication exposure was defined as the usage of osteoporosis medications approved by the Taiwan Food and Drug Administration (TFDA), including alendronate, risedronate, ibandronate, zoledronic acid, denosumab, raloxifene, bazedoxifene, calcitonin, and teriparatide, but excluded patients using the osteoporosis medication for cancer-related treatments (such as high dosing frequency of zoledronic acid or denosumab).