Table 3.
Average Diagnostic Performance of All Five Reviewers When Evaluating for Individual CT Imaging Features of TBI Patients
| Sensitivity | Specificity | NPV | PPV | Accuracy | |
|---|---|---|---|---|---|
| Neuroradiologist #1 | 95.0% | 80.0% | 80.0% | 95.0% | 93.0% |
| Neuroradiologist #2 | 95.0% | 90.0% | 82.0% | 98.0% | 94.0% |
| Neurosurgeon #1 | 91.0% | 60.0% | 60.0% | 91.0% | 86.0% |
| Neurosurgeon #2 | 100.0% | 90.0% | 100.0% | 98.0% | 98.0% |
| Neurosurgeon #3 | 98.0% | 60.0% | 86.0% | 91.0% | 91.0% |
| Average | 95.8% | 76.0% | 81.6% | 94.6% | 92.4% |
NPV, negative predictive value; PPV, positive predictive value; TBI, traumatic brain injury; CT, computed tomography.