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  • Coronavirus 'could infect 60% of global population if unchecked'
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Coronavirus 'could infect 60% of global population if unchecked'

Source(s):  Guardian, the (UK)

By Sarah Boseley

The coronavirus epidemic could spread to about two-thirds of the world’s population if it cannot be controlled, according to Hong Kong’s leading public health epidemiologist.

[...]

Prof Gabriel Leung, the chair of public health medicine at Hong Kong University, said the overriding question was to figure out the size and shape of the iceberg. Most experts thought that each person infected would go on to transmit the virus to about 2.5 other people. That gave an “attack rate” of 60-80%.

[...]

At the end of January, he warned in a paper in the Lancet that outbreaks were likely to be “growing exponentially” in cities in China, lagging just one to two weeks behind Wuhan. Elsewhere, “independent self-sustaining outbreaks in major cities globally could become inevitable” because of the substantial movement of people who were infected but had not yet developed symptoms, and the absence of public health measures to stop the spread.

Epidemiologists and modellers were trying to figure out what was likely to happen, said Leung. “Is 60-80% of the world’s population going to get infected? Maybe not. Maybe this will come in waves. Maybe the virus is going to attenuate its lethality because it certainly doesn’t help it if it kills everybody in its path, because it will get killed as well,” he said.

[...]



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  • Publication date 11 Feb 2020

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