How are bone density data from dual-energy x-ray absorptiometry (DXA) reported in the workup of osteoporosis?

Updated: Jan 20, 2021
  • Author: Rachel Elizabeth Whitaker Elam, MD, MSc; Chief Editor: Herbert S Diamond, MD  more...
  • Print

Bone density data from a DXA are reported as T-scores and Z-scores. The T-score is the value compared to that of control subjects who are at their peak BMD, whereas the Z-score reflects a value compared to that of patients matched for age and sex. [7, 8, 9, 10]

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!