Covid: Rapid lateral flow tests not accurate enough for testing asymptomatic cases, review says
Rapid coronavirus tests may miss four in 10 asymptomatic people, a major review has concluded. Researchers who analysed 64 studies of the effectiveness of lateral flow devices found they failed to detect 42 per cent of cases who didn’t show signs of illness. The Cochrane review found the tests, which give a result in 30 … Read more