The first results of the study of population immunity to the SARS-CoV-2 virus have been summed up
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19 08.2020
As part of the study of population immunity to the SARS-CoV-2 virus in the Nizhny Novgorod region, 2829 blood serum samples were tested from 06/23/2020 to 07/13/2020.
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The study tested 2829 blood serum samples obtained from volunteers of seven age groups (1-17, 18-29, 30-39, 40-49, 50-59, 60-69, over 70 years old) living in the city N. Novgorod (83.3%) and nine districts of the Nizhny Novgorod region (16.7%) - Arzamas, Balakhninsky, Bogorodsk, Borsky, Vyksunsky, Dzerzhinsk, Kstovsky, Pavlovsky, Semenovsky.
All age groups of volunteers were comparable in number (266–495 people). The percentage of men and women was 33.7% and 66.3%, respectively, thus, the participation of women in the study was 2 times more active.
According to the results of the study, the collective immunity to the SARS-CoV-2 virus of the total population of the Nizhny Novgorod region was 8.4%. The maximum level of seroprevalence (15.9%) was found among children aged 1–6 years.
