Super-spreader events typically have the ‘three Vs" in common: indoor venues, poor ventilation and vocalisation. But many buildings frequented by the public lack ventilation or the means to monitor it.
A few people in the crowd will be responsible for the bulk of a disease’s spread.
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Epidemiological data suggests that 80% of COVID-19 cases can be traced to just 20% of those infected with SARS-CoV-2.
A woman eats ice cream at Gantry Plaza State Park, Long Island City on May 30, 2020 in New York City. All 50 states have begun to reopen after weeks of stay-at-home measures.
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If coronavirus is still circulating, why are we safer now that social distancing measures have been relaxed? A public health expert explains.
To how many others will one infected person spread the infection?
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Epidemiologists want to quickly identify any emerging disease’s potential to spread far and wide. Dependent on a number of factors, this R0 number helps them figure that out and plan accordingly.
Whether by biology or behavior, some people in the crowd will transmit coronavirus to more than the average number of others.
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The novel coronavirus spreading outward from Wuhan, China, will get an assist from a subset of infected people who transmit it to many others.