-The Hindu Vaccination drive likely to throw up erroneous inferences, experts The Indian Council of Medical Research (ICMR) is unlikely to immediately undertake a fourth national serology survey to estimate the extent of exposure to the coronavirus since January. Officials told The Hindu that though discussions were still on, undertaking such a study presented newer logistical challenges and the ongoing vaccination drive could read to erroneous inferences. The ICMR has conducted three national...
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Centre’s claim that less than 2% Indians have been affected by Covid-19 isn’t supported by ICMR data -Anuprova Ghose
-Scroll.in The Indian Council of Medical Research’s latest national serological survey shows the real number could be 21%. The Joint Secretary of the Union Ministry of Health and Welfare, Lav Agarwal, during a press briefing on May 18, claimed that less than 2% of the population of the country has been infected by Covid-19 in the past 16 months. He also lauded the continuous efforts of the Centre and state governments in coordination...
More »Coronavirus waves inevitable without appropriate protocol: experts -Jacob Koshy
-The Hindu Preventive vaccination, data analysis, behavioural changes crucial, say epidemiologists Recurring waves of coronavirus infections are inevitable if existing practices such as expanding India's vaccination drive and following COVID protocol are not adhered to, say experts. Earlier last week, Principal Scientific Advisor K. VijayRaghavan had said, “A phase three is inevitable, given the higher levels of circulating virus.” “There is, however, no clear time-line on when this third phase will occur. We should...
More »Serosurveys underestimate building of herd immunity -MS Seshadri & T Jacob John
-The Hindu Antibody prevalence data derived from serosurveys must be interpreted with caution and correction factors The theory behind population-based serological surveys (seroprevalence surveys or serosurveys) to detect the prevalence of antibodies against COVID-19 is robust. Their purpose is to measure the proportion of a population already infected, as evidenced by antibody positivity. When applied on a national scale, a random sample of the entire population is tested. Then, the data are...
More »SARS-CoV-2 has infected less than 1% of sample population: ICMR survey -Maitri Porecha
-The Hindu Business Line Less than one per cent of the population surveyed by the Indian Council of Medical Research (ICMR) in 83 districts, is believed to be exposed to SARS-CoV-2 virus, which causes Covid-19. As very few persons have been exposed to the virus, the Centre warned on Thursday that a large proportion of the population is still vulnerable to get infected. As a result, the Centre has also stated...
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