Table 1 Performance of the proposed SVM method for identifying women with low lumbar spine BMD and femoral neck BMD at a 95% confidence interval (CI)
Identifying site | Sensitivity % | Specificity % | Positive predictive value % | Negative predictive value % | Accuracy % | Likelihood ratio (+) % |
|---|---|---|---|---|---|---|
Lumbar spine | 90.9 (85.3-96.5) | 83.8 (76.6-91.0) | 71.4 (62.5-80.3) | 96.7 (93.8-99.6) | 88.0 (81.6-94.4) | 5.5 (4.5-6.5) |
Femoral neck | 90.0 (84.1-95.9) | 69.6 (60.1-78.6) | 46.6 (36.8-56.4) | 96.0 (92.1-99.2) | 75.0 (66.5-83.5) | 3.1 (2.2-4.0) |