Russia (bbabo.net), - The statement of the Deputy Chairman of the Committee of Health of St. Petersburg Andrei Sarana that the Northern capital has achieved 100% immunity to coronavirus caused a great public outcry. Smolny explained the calculation method.

According to the Komzdrav, when determining the level of herd immunity, the methodology of the Russian Ministry of Health is used. According to her, herd immunity can be formed at a time when the proportion of vaccinated and recovered is 80 percent of the city's residents.

The committee notes that this figure in the Northern capital was achieved in December.

By the way, as follows from the information on the epidemiological situation in St. Petersburg prepared by Smolny, as of February 15, 2,952,591 people completed the full course of vaccination. And according to the Stopcoronavirus service, 1 million 292 thousand Petersburgers have been ill with COVID-19 since the beginning of the pandemic. Many had been ill more than once and were included in the statistics twice, many of those who had been ill, then went and got vaccinated. And thus replenished the statistics on vaccination.

The population of St. Petersburg is 5.3 million people. But among those who were ill, or those who were vaccinated in the city, many do not have registration. Also, the vaccination of children was started relatively recently, and the targets for vaccination and for the proportion of those who were set only for the adult population.

Nevertheless, the incidence in St. Petersburg has dropped sharply in recent days. Last week, more than 20 thousand new cases of coronavirus were recorded in the city daily, up to 60 percent of PCR tests were positive. On February 15, 7091 new cases were detected, despite the fact that citizens passed about 32 thousand PCR tests.

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