Parametric sensitivity of MRI-based vertebral bone quality scores: Impact of repetition time and echo time on diagnostic effect for osteoporosis.
To evaluate the impact of repetition time (TR) and echo time (TE) on vertebral bone quality (VBQ) scores and their diagnostic performance for osteoporosis. Patients aged ≥45 with lumbar degenerative diseases were enrolled. Relationships between VBQ scores, TR, TE, and T-s…