• Gordon Woo

Testing to contain the second wave threat

Bulletin 29 | Gordon Woo

In early February, when there were less than two hundred confirmed COVID-19 cases outside mainland China, each country formulated its own national strategy for dealing with the emerging coronavirus.

The most successful strategies, which have minimised loss of life, contained the first wave through a rigorous regime of testing, contact tracing and quarantining, in addition to social distancing measures. Strategies relying on self-isolation of infected people have failed because of widespread asymptomatic transmission. Mass testing is a prerequisite for breaking the invisible chains of asymptomatic transmission which inflate the reproduction number.

Testing to contain the second wave threa
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