Table 3.
Reliability of MRI for additional pathologies
| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| Anterolateral impingement | 79.3% (CI 60–91) |
100% (CI 5–100) |
100% (CI 82–100) |
14.3% (CI 0–58) |
| Anterior tibial bony spurs | 57.1% (CI 20–88) |
91.3% (CI 70–98) |
66.3% (CI 24–94) |
87.5% (CI 67–97) |
| Peroneal tendinopathy | 89.0% (CI 70–97) |
100% (CI 31–100) |
50.2% (CI 14–86) |
100% (CI 83–100) |
| Loose bodies | 33.3% (CI 9–69) |
100% (CI 83–100) |
100% (CI 31–100) |
80.1% (CI 61–92) |
Reliability was evaluated by calculating sensitivity, specificity, positive predictive value (PPV) and negative predictive value (NPV). All values are shown with 95% confidence intervals (CI)