FIG 2.
Receiver operating characteristic curves for the Abbott SARS-CoV-2 IgG test based on ≥17 days (A), ≥14 days (B), ≥10 days (C), and ≥7 days (D) after symptom onset or PCR positivity. Minimum specificity was set to 99.5%.
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.