In the same way, a T-score of -2.3 shows lower bone density than a score of -1.8. The T-score is a radiographic diagnosis ... A T-score between -1 and -2.5 is diagnosed as osteopenia. A score of -2.5 ...

Alendronate (Fosamax) reduces fracture rates among women with osteoporosis, usually defined as bone mineral density T-scores lower than -2.5. However ... to prevent one radiographic fracture.