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Diagnostic value of different imaging methods in local recurrence after limb salvage, especially with metal implants in primary bone tumors.
| Variables | Sensitivity (%) | Specificity (%) | Accuracy (%) |
|---|---|---|---|
| US | 95.0# | 97.4 | 96.9# |
| CT | 92.9# | 97.8 | 95.4 |
| X-ray | 29.6*^ | 99.5 | 85.6* |
| 99mTc-MDP bone scan | 72.7# | 98.5 | 95.9# |
US, ultrasound; CT, computed tomography.
*p < 0.0083, compared with US; ^p < 0.0083, compared with CT; #p < 0.0083, compared with x-ray.
