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.
Confusion matrix for COVID-19 positive versus negative (all participants).
| All Participants (n = 67) | True COVID-19 Positive (n = 30) | True COVID-19 Negative (n = 37) |
|---|---|---|
| Predicted COVID-19 Positive (%, n) | 57% (17) | 32% (12) |
| Predicted COVID-19 Negative (%, n) | 43% (13) | 68% (25) |
