He likely was using it incorrectly. The president also used it incorrectly; Abbott called him out for it.
Abbott's tests only work if you have symptoms, it's as simple as that.
If you're asymptomatic, the results will be 100% unreliable.
Abbott's tests only work if you have symptoms, it's as simple as that.
If you're asymptomatic, the results will be 100% unreliable.
The White House used it for that purpose anyway, it seems to have been moderately effective for a while but they ended up having 3 super spreading events because of relying exclusively on the ID Now tests (used against directions) and without masking, social distancing, or ventilation/outdoors events.