1 in 10 samples tests +ve, Chennai corpn plans new curbs

Over the past 10 days, the Covid-19 test positivity rate (TPR), which is a measure of the spread of the infection, has almost tripled in Chennai from 3.61% on March 23 to 5.31% on March 27 to 9.13% on April 3.

1 in 10 samples tests +ve, Chennai corpn plans new curbs
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Over the past 10 days, the Covid-19 test positivity rate (TPR), which is a measure of the spread of the infection, has almost tripled in Chennai from 3.61% on March 23 to 5.31% on March 27 to 9.13% on April 3.