66% Of Tamil Nadu Population Has Covid Antibodies, Says Sero Survey

Tamil Nadu sero survey: Among the 26,610 samples tested, 17,624 individuals had IgG (Immunoglobulin G) antibodies against SARS-CoV-2 virus.

The third Tamil Nadu Cross Sectional Sero survey in July, covering over 26,000 samples revealed that at least 66.2 percent of the population has developed antibodies to SARS-CoV-2, the virus which causesCOVID-19. Among the 26,610 samples tested, 17,624 individuals had IgG (Immunoglobulin G) antibodies against SARS-CoV-2 virus. While the overall seroprevalence was 66.2 per cent, the highest seropositivity was observed in Virudhunagar district at 84 per cent while Erode in west Tamil Nadu reported the lowest at 37, according to the latest serosuvrey conducted by the Directorate of Public Health and Preventive Medicine in 888 clusters across the state. It was released by state Minister for Medical and Family Welfare Ma Subramanian in the presence of Principal Health Secretary Dr J Radhakrishnan and Director of Public Health (DPH) and Preventive Medicine Dr T S Selvavinayagam on Saturday.