Table 2.
Performance of cortical bone segmentation using the original test dataset.
|
Segmentation Performance Metrics |
||||||
|---|---|---|---|---|---|---|
| Model | Location | Group | DSC | Mean IoU | Accuracy | Average Hausdorff Distance |
| Model 1 | Radius Distal | Non-CKD | 0.88 | 0.86 | 0.95 | 24.51 |
| CKD | 0.88 | 0.84 | 0.96 | 34.28 | ||
| Model 2 | Radius Diaphyseal | Non-CKD | 0.98 | 0.96 | 0.97 | 12.70 |
| CKD | 0.97 | 0.96 | 0.97 | 15.20 | ||
| Model 3 | Tibia Distal | Non-CKD | 0.91 | 0.85 | 0.95 | 18.24 |
| CKD | 0.91 | 0.86 | 0.95 | 23.83 | ||
| Model 4 | Tibia Diaphyseal | Non-CKD | 0.95 | 0.92 | 0.96 | 29.12 |
| CKD | 0.96 | 0.95 | 0.97 | 35.01 | ||
Note: A probability threshold of 0.5 was used to evaluate the DSC, IoU, accuracy, and Hausdorff Distance. The highest values in each column are bolded. CKD = chronic kidney disease; DSC = dice similarity coefficient; Mean IoU = mean intersection over union.