“In the CDC report, even super-spreaders can’t seem to infect people effectively in open spaces, even in areas with high population density.” “With closed environments...the odds for transmission...were 18.7 times higher than in open-air environments.”
"As of March 12, roughly 80% of Massachusetts’ COVID-19 cases could be traced to a single corporate meeting. In Italy, genetic analyses suggest that the country’s epidemic originated with just two people"
An important piece to see what a hi % of cases can be due to a few “superspreaders”-sometimes more than 80:20 which in turn challenges the use of r0 or r-nought as the definitive measure of spread. Super-Spreaders and the Need for New Models - Quillette
Super spreaders... "As of March 12th, for instance, roughly 80 percent of Massachusetts’ COVID-19 cases could be traced to a single corporate meeting. In Italy, genetic analyses suggest that the country’s epidemic originated with just two people"
Best #COVID19 read of the day by for on the key role of super-spreaders and therefore the limits of traditional epidemiological models: Bonus point for mentioning Pen-y-Fan, one of my favourite Welsh walks.