The data from the ICMR was shared following the fourth national sero survey for Covid-19 to estimate the prevalence for antibodies against the Covid-19 disease. The survey was conducted between the last weeks of June and the first week of July, according to ICMR. The survey was conducted across the same 70 districts in 21 states, in which first three rounds were carried out. Among the 20,276 adults considered for the survey, 12,607 were not vaccinated and 2,631 people were fully vaccinated. He further said that the ICMR data also showed that the vaccine is adding to the sero prevalence among the population.

Source: Hindustan Times July 20, 2021 13:30 UTC