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Daily Archives: 22/12/2020
Asymptomatic transmission
An expert on BBC news this morning was decrying the high false negative rate of “lateral flow” COVID tests, in the light of a study which re-tested negative asymptomatic students with PCR tests, and found half a dozen positives. This suggested that statistically 60 students in the group were in fact infected, rather than the three (if I remember rightly) revealed by the original test.
Posted in Medicine, Politics and sociology, Science
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