Nearly one third of Chennai population exposed to COVID-19: – Outlook India

Serosurvey; TN reports 3,086 new cases
Chennai, Oct 21 (PTI) Tamil Nadu reported just over 3,000
fresh coronavirus cases for the second straight day, taking
the tally to 6.97 lakh on Wednesday while results of a
serosurvey showed nearly one third of the population in the
city has been exposed to the pathogen.
The results of the second serosurvey conducted here
recently to detect the transmission of coronavirus has shown
an overall positivity rate of 32.3 per cent, authorities said.
This was more than the number of those found affected by
the virus during the first survey conducted in July.
“Results of Chennai Serosurvey-II: Serosurvey samples
tested- 6,389 out of which 2,062 are positive for IgG
antibodies presence with overall positivity of 32.3 per cent,”
Greater Chennai Corporation said in a brief statement.
The first phase of the survey, with a sample size of
around 12,000, had revealed (on September 1) that a fifth of
the population (21.5 per cent) in the metropolis had an
exposure to the pathogen.
On Wednesday, the state logged 3,086 new cases taking
the tally to 6,97,116 while the death toll touched 10,780 with
39 more fatalities.
Chennai added 845 cases, taking its infection count to
1,92,527.
Recoveries continued to eclipse fresh infections and
4,301 patients were discharged from various hospitals as the
aggregate of those cured so far climbed to 6,50,856, a health
department bulletin said.
Coimbatore recorded 314 fresh cases and Salem 198 while
the remainder was scattered across the state.
Tenkasi (7), Ariyalur (8) and Perambalur (9) were among
districts that recorded less number of new cases.
The active cases continued to fall and stood at 35,480
as on date.
Those dead include a man and woman aged 40 and 84
respectively and except one all had co-morbidities.

Chennai”s toll rose to 3,556 while in neighbouring
Chengelpet it stood at 643.
Chengelpet and another neighbouring district Tiruvallur
accounted for 41,845 and 36,510 cases respectively.
A total of 81,782 samples were tested, taking the
cumulative specimens examined to 91,93,849, the bulletin said.
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