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.
Results of the SD-Biosensor antigen (R-Ag) test compared to RT-PCR in the samples tested. R-Ag sensitivity, specificity, negative and positive predictive values were 70.6 %, 100 %, 87.4 % and 100 %, respectively, compared with RT-PCR. Concordance between the two techniques was.90.3 %.
| R-Ag + N. |
R-Ag – N. |
Total N. |
Positive % |
Negative % |
|
|---|---|---|---|---|---|
| RT-PCR+ | 77 | 32 | 109 | 70.6 | |
| RT-PCR- | 0 | 221 | 221 | 100 | |
| Total | 77 | 253 | 330 | 23.3 |
