> So you think they should use some lower Ct number Everyone should use the same number in all tests. From what I understand, about 20 is a reasonable number w

> So you think they should use some lower Ct number Everyone should use the same number in all tests. From what I understand, about 20 is a reasonable number which might still result in positives up to a month post-infection. I consider having a standard more important that the specific number chosen. It seems when people go to > 30 it is in a quest to ensure a positive test result.