Table 4 The assessment of the application of ASB to determine driving under influence cases compared with FVB
Test characteristic | Result | 95%CI |
|---|---|---|
Sensitivity | 95.9% | 88.6,99.2 |
Specificity | 96.2% | 80.4,99.99 |
Positive predictive value | 98.6% | 92.5,100 |
Negative predictive value | 89.3% | 71.8,97.7 |
Area under the ROC curve | 0.96 | 0.917,1 |