Researchers on Wednesday said that the transmission of the coronavirus in India has been mainly driven by super-spreaders, PTI reported. The World Health Organization describes “super-spreading” as incidents of transmission where a large number of people can become infected from a common source.
A contact tracing study, said to be the largest epidemiological analyses conducted in the world, was published in the journal Science. The researchers, including those from Tamil Nadu and Andhra Pradesh, found that over 70% of infected patients in the country did not pass the disease to any of their contacts, while 8% of infected individuals accounted for 60% of new infections.
The study assessed the infection transmission patterns in 5,75,071 individuals, who were exposed to 84,965 confirmed coronavirus cases, in Tamil Nadu and Andhra Pradesh. Data for the study was gathered by…