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Passengers wait to undergo Covid-19 testing at a railway station in Bengaluru.(PTI)

1 Covid patient in Karnataka infected 12 others: What it means

By hindustantimes.com | Written by Poulomi Ghosh
PUBLISHED ON AUG 13, 2021 02:52 PM IST
Many people lost antibodies between the first and the second serosurvey, the study, conducted in January-February this year, has revealed. 
NITI Aayog member (health) Dr VK Paul (right) said that serosurveys involve a large number of people who are asymptomatic, and extrapolating those is “irrational and biased.” (Photo by Raj K Raj / Hindustan Times)
NITI Aayog member (health) Dr VK Paul (right) said that serosurveys involve a large number of people who are asymptomatic, and extrapolating those is “irrational and biased.” (Photo by Raj K Raj / Hindustan Times)

Serosurveys can’t be deduced to estimate undercounting of Covid-19 cases: Centre

Written by Sharangee Dutta | Edited by Avik Roy, Hindustan Times, New Delhi
UPDATED ON AUG 03, 2021 11:55 PM IST
  • NITI Aayog member (health) Dr VK Paul said that serosurveys are conducted with the specific purpose of enunciating the number of people with previous experience of Covid-19.
Among the 20,276 adults considered for the survey, 12,607 were not vaccinated and 2,631 people were fully vaccinated. In picture - Beneficiaries wait to receive Covid-19 vaccines.(PTI | Representational image)
Among the 20,276 adults considered for the survey, 12,607 were not vaccinated and 2,631 people were fully vaccinated. In picture - Beneficiaries wait to receive Covid-19 vaccines.(PTI | Representational image)

Covid-19: Seroprevalence in fully immunised people higher than unvaccinated

By hindustantimes.com | Written by Srivatsan K C | Edited by Amit Chaturvedi, Hindustan Times, New Delhi
PUBLISHED ON JUL 20, 2021 07:04 PM IST
“In unvaccinated the prevalence was 62.3% and with one dose of vaccine it was 81% and if they had received both the doses it was 89.8%,” ICMR director-general Dr Balram Bharghava said.
File image of ICMR director-general Balram Bhargava.
File image of ICMR director-general Balram Bhargava.

Fourth serosurvey finds 67.6% have antibodies, 40 crore Indians still vulnerable

By hindustantimes.com | Written by Sohini Goswami
PUBLISHED ON JUL 20, 2021 05:05 PM IST
ICMR chief Dr Bhargava said the fourth national serosurvey conducted in June-July revealed that a third of the population did not have antibodies against the coronavirus.
Among people who were vaccinated, those with previous infections had more antibodies than those that were never infected.(HT Photo)
Among people who were vaccinated, those with previous infections had more antibodies than those that were never infected.(HT Photo)

Over 81% people in Ahmedabad have Covid-19 antibodies, serological survey finds

By hindustantimes.com | Written by Srivatsan K C | Edited by Avik Roy, Hindustan Times, New Delhi
PUBLISHED ON JUL 19, 2021 08:54 PM IST
The seropositivity survey to study the presence of antibodies against the SARS-CoV-2, the virus that causes Covid-19, was conducted by the Ahmedabad Municipal Corporation (AMC).
Individuals are considered vaccine-hesitant if they are unwilling or unsure about getting vaccinated.(HT Photo)
Individuals are considered vaccine-hesitant if they are unwilling or unsure about getting vaccinated.(HT Photo)

Four in 10 adults above 70 show reluctancy to vaccine: Study

By Rhythma Kaul, New Delhi
UPDATED ON JUL 06, 2021 08:30 AM IST
The survey, conducted over the phone with 4000-plus participants, also found that 57% of the unvaccinated in the 70-plus age group were concerned with the safety or efficacy of the vaccine and 29% thought they were too old to receive the vaccine.
In Delhi, which was one of the five sites for the study, the researchers found that 74.7% of the population – both children and adults – had been exposed to the infection.
In Delhi, which was one of the five sites for the study, the researchers found that 74.7% of the population – both children and adults – had been exposed to the infection.

Kids, adults have similar antibodies: AIIMS Sero Survey

UPDATED ON JUN 18, 2021 04:11 AM IST
The seroprevalence, presence of virus-fighting antibodies against Sars-CoV-2, among children was 55.7% across five study sites, in comparison to 63.5% among adults -- the difference was judged to be statistically insignificant.
The fourth national serosurvey will also include children aged six years and above. (Satish Bate/HT file)
The fourth national serosurvey will also include children aged six years and above. (Satish Bate/HT file)

4th national serosurvey ‘will tell us about antibodies in vaccinated people'

By hindustantimes.com | Edited by Ayshee Bhaduri, Hindustan Times, New Delhi
UPDATED ON JUN 12, 2021 05:49 PM IST
  • The fourth survey will be the first one to be conducted after vaccination has been rolled out for the general population.
Urban slums (31.7 per cent) and urban non-slums (26.2 per cent) had a higher SARS-CoV-2 prevalence than that in rural areas (19.1 per cent).(PTI)
Urban slums (31.7 per cent) and urban non-slums (26.2 per cent) had a higher SARS-CoV-2 prevalence than that in rural areas (19.1 per cent).(PTI)

3rd ICMR serosurvey: 21.5% population showed evidence of past exposure to Covid

PTI |
PUBLISHED ON FEB 04, 2021 10:39 PM IST
ICMR Director General Dr Balram Bhargava said 21.4 per cent of the 28,589 people, aged 18 years and above, surveyed during the period showed evidence of past exposure to the coronavirus infection.
People wait their turn to give samples for coronavirus testing, at Sector 30 District Hospital, in Noida on Thursday, September 10, 2020.(Sunil Ghosh/Hindustan Times)
People wait their turn to give samples for coronavirus testing, at Sector 30 District Hospital, in Noida on Thursday, September 10, 2020.(Sunil Ghosh/Hindustan Times)

6.4 million Covid-19 cases were estimated in India by early May, says first national serosurvey report

Hindustan Times, New Delhi | By hindustantimes.com | Edited by Karan Manral
UPDATED ON SEP 11, 2020 08:26 AM IST
The survey was conducted from May 11 to June 4 on 28,000 people and estimated 64,68,388 adult Covid-19 infection in India by early May.
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