"Cleveland Clinic tested 239 specimens using 5 of most commonly used coronavirus tests...The Abbott ID NOW only detected the virus in 85.2% of the samples, meaning it had a false-negative rate of 14.8%"

 

 

Read more: https://www.npr.org/sections/health-shots/2020/04/21/838794281/study-raises-questions-about-false-negatives-from-quick-covid-19-test