FIG 3.
Distribution of CT values in samples found to be either negative (NEG) or positive (POS) in 8 SARS-CoV-2 antigen LFTs tested with the alpha, beta, delta, and omicron (BA.1) VOC.
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.