“One-time screening in apparently healthy people is likely to miss people who are infected.

These approaches could miss anywhere from 20-100% of people infected with COVID-19, RTI noted.

“As more people become infected, screening will identify more cases.

However, because screening can miss people who are infected, public health measures such as face coverings, physical distancing, and quarantine for those who are apparently healthy, continue to be very important,” the study warned.

between 20 and 100 out of 100 infected people as healthy

between 40 to 100 out of 100 infected people as health

between 77 and 100 out of 100 infected people as health

between 31 and 88 out of 100 infected people as health