Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Statistics- VAN
| Statistic | Value | 95% CI |
|---|---|---|
| Sensitivity | 85.19% | 66.27–95.81% |
| Specificity | 88.64% | 75.44–96.21% |
| Positive likelihood ratio | 7.50 | 3.24–17.37 |
| Negative likelihood ratio | 0.17 | 0.07–0.42 |
| Positive predictive value | 82.14% | 66.51–91.42% |
| Negative predictive value | 90.70% | 79.68–96.04% |
| Accuracy | 87.32% | 77.30–94.04% |
