Fig. 5From: MRI-based vertebral bone quality score for the assessment of osteoporosis in patients undergoing surgery for lumbar degenerative diseasesIn the control group, the two noninvasive methods suggested different ROC curves. As a diagnostic method for osteoporosis, the sensitivity of the HU value was 80.4%, and the specificity was 88.9%. The sensitivity of the VBQ score was 93%, and the specificity was 65.4%Back to article page