In the new work, scientists analyzed the results of a study of 496 patients with COVID-19.They compared
Of these, 58% of patients had the B.1 mutation.1.7, characteristic of the British strain, it was absent in the rest. Scientists compared mortality rates and severity of the disease and found no significant differences.
As a result, the proportion of deaths in the two groups turned out to be comparable: 16% and 17%. The symptoms also appeared with the same severity.
Scientists conclude, based on the results of the studies, that existing vaccines against COVID-19 will remain effective againstHowever , scientists have confirmed that the British strain has a higher degree of contagiousness: the spread rate of the strain was 1.35 times higher.
A second study with a large sample of 36,000 was also published. Participants reported a positive coronavirus test and described their symptoms throughout the illness in the COVID Symptom Study mobile app.
The authors compared the average severity of symptoms and the incidence of reinfection with the density of the British strain in this region.It turned out that there was no correlation.
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