New Delhi has reported one of the highest rates of coronavirus infection of any major city, surpassing a figure recorded in New York as nearly a quarter of people in the Indian capital show signs of an immune response.
Some 23.5 per cent of people had IgG antibodies that indicate past exposure to the virus in blood tests carried out randomly selected Delhi residents, according to government data. Many have not displayed obvious symptoms.
The figure exceeds the 22.7 per cent rate recorded in New York City — a previous high for urban infections — in a study in April by NY State Department of Health and NY State University at Albany.
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