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Analysis of SNOMED CT vs Medcin Content Coverage for entire set of Mild TBI Clinical Concepts (n=67). PPV: positive predictive value. NPV: negative predictive value.
| TP | TN | FP | FN | Sensitivity (recall) | Specificity | PPV (precision) | NPV | |
|---|---|---|---|---|---|---|---|---|
| SNOMED CT | 60 | 1 | 0 | 7 | 90% | 100% | 100% | 13% |
| Medcin | 33 | 1 | 0 | 34 | 49% | 100% | 100% | 3% |
