Coronavirus could reach 60% of world population
The novel coronavirus epidemic could spread to around two-thirds of the world’s population if it cannot be controlled, according to Hong Kong’s leading public health epidemiologist.
His warning came after the head of the World Health Organisation (WHO) said recent cases of coronavirus patients who have never visited China could be the “tip of the iceberg”.
Professor Gabriel Leung, 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 around 2.5 other people. That gave an “attack rate” of 60-80%.
“Sixty per cent of the world’s population is an awfully big number,” Leung told the Guardian in London, e...