Characteristic MR imaging findings for predicting meningiomas
| Variables | Sensitivity | Specificity | PPV | NPV | Accuracy |
|---|---|---|---|---|---|
| Dural tail sign | 98.0% | 19.4% | 80.0% | 75.0% | 79.7% |
| Marrow edema | 79.2% | 33.3% | 92.7% | 13.0% | 75.2% |
| Hyperostosis | 74.5% | 100.0% | 100.0% | 54.4% | 80.5% |
| Complete rim enhancement on CE-FLAIR | 89.2% | 93.5% | 97.8% | 72.5% | 90.2% |
| Homogeneous enhancement on T1WI | 73.5% | 71.0% | 89.3% | 44.9% | 72.9% |