A T-score is the difference between your bone mineral density and 0, which is the bone mineral density of a healthy young adult. The lower your T-score, the higher your risk of bone fracture.

Bone mineral density – The output of a DXA test is a number called a T-score. Normal is zero (0). The more negative the number, the weaker your bones and the more likely they are to break. If your T …

Your T-score is your bone density compared with what is normally expected in a healthy young adult of your sex. Your T-score is the number of units — called standard deviations — that your bone density …

Nov 13, 2025 · A T-score of -2.5 or lower indicates osteoporosis and a high risk for fractures. A DEXA scan is the most common test to measure your bone density and determine your T-score.

Aug 22, 2025 · Each score compares your bone density to a different reference group, providing distinct insights into your bone health. The T-score is the most crucial score for diagnosing osteoporosis and …

Feb 21, 2023 · A DEXA scan will return two different scores — a t-score and a z-score — which give you information about the density of your bones.

Jun 30, 2025 · One of the key measures of bone strength is the T-score, which you receive from a bone density scan. But what do these numbers indicate? In this guide, we’ll explain T-scores and Z …

Aug 9, 2022 · Values are compared to others of the same age and gender (Z-scores) or healthy young adults at peak bone mass (T-scores). For post-menopausal women and men age 50 and over, the …

Jun 11, 2025 · Only a physician-ordered diagnostic DEXA can diagnose bone disease.

Learn about bone density testing (DEXA scans) at UC San Diego Health. Find out how the test works, what your T-score means, and how to prepare.