What is this “CT” (Cycle threshold) count in COVID testing, and why is it important?
How to Read Covid Test Report What is CT Value
What is CT value in Covid
What is CT value in Covid
What is a rapid antigen test and how do they work?
askST: How do CT values and serology tests tell if a person still has Covid
The sensitivity of the Ag test was 30.
However, we should not sacrifice accuracy in favor of fast, cheap or easy.
Many experts, including Michael Mina, a physician and epidemiologist at Harvard, argue that while transmissibility is possible at higher cycle thresholds, there is significantly less virus present and thereby contagiousness is also thought to be significantly less.