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.
| Tests | Values | 95% confidence interval |
|---|---|---|
| Sensitivity | 12.82% | 6.57% 19.07% |
| Specificity | 91.55% | 86.35% 96.75% |
| Positive predictive value | 45.45% | 36.15% 54.76% |
| Negative predictive value | 65.66% | 56.78% 74.53% |
| Prevalence | 35.45% | 26.51% 44.39% |
