Senior citizens in slums were most exposed to SARS-CoV-2 among all age groups, while senior citizens in non-slums were least exposed to the virus, according to Mumbai`s sero survey findings. In slums, 62.6 per cent senior citizens had been exposed and developed antibodies against Covid-19, as opposed to 12.6 per cent in residential buildings. Of the 4,234 slum-dwellers who were surveyed, 56.1 per cent between 12-24 years, 52.9 per cent between 25-40 years, 59.6 per cent between 41-60 years, and 62.6 per cent aged above 60 had developed antibodies. In non-slums where 2,702 people were tested, the trend reversed. In the 12-24 year bracket, 18.8 per cent had developed antibodies, decreasing to...
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