(b).
| Statistical parameter | Value | 95% confidence interval |
|---|---|---|
| Correct classification | 70.6% | 62.1%–79.2% |
| Misclassification | 29.4% | 20.8%–37.9% |
| Sensitivity | 54.0% | 40.4%–67.0% |
| Specificity | 84.7% | 73.2%–91.9% |
| False positive rate | 15.3% | 6.4%–24.1% |
| False negative rate | 46.0% | 32.7%–59.3% |
| Prevalence | 45.9% | 36.5%–55.2% |
| Positive predictive value (PPV) | 75.0% | 60.9%–89.1% |
| Negative predictive value (NPV) | 68.5% | 57.8%–79.1% |
| Positive likelihood ratio (LR+) | 3.54 | 1.84–6.81 |
| Negative likelihood ratio (LR−) | 0.54 | 0.39–0.75 |
Data in contingency table are numbers of patients.