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.
Virus neutralization test (VNT) results of 140 samples with an ELISA ratio >0.8.
| VNT Titer | Number of Samples | % | VNT Interpretation n (%) |
|---|---|---|---|
| Negative at titer 20 | 67 | 47.9 | Beside the cut-off (titer 40) 81 (58.0%) |
| 20 | 14 | 10.0 | |
| 40 | 24 | 17.1 | 59 (42.0%) |
| 80 | 9 | 6.4 | |
| 160 | 26 | 18.6 | |
| Total | 140 | 100 |
