Table 3.
CTA properties and complications
| Statistical properties of CTA | ||
| Sensitivity | 94% | |
| Specificity | 97% | |
| Positive predictive value | 97% | |
| Negative predictive value | 95% | |
| Quality of images | ||
| Clear | 95% | |
| Vessel obstruction by metal fixator | 3% | |
| Excessive venous flow | 1% | |
| Extensive soft tissue distortion | 1% | |
| Complications | ||
| CTA complications | 0% | |
| Flap failure rate | 1% |
CTA indicates computed tomographic angiography.