The Ómicron, a variant of the coronavirus that causes Covid-19, is rapidly reducing the effectiveness of vaccines against transmission in children ages 5 to 11, warns a study released Monday on the peer-to-peer platform medRxiv. Review. However, the researchers insist that the vaccine is still crucial for preventing severe cases among this age group.
According to the New York Department of Health, in the United States, which conducted the study, Pfizer’s protection drops from 68% to 12% after one month in children under 11 years old. As for hospitalization, the effectiveness drops from 100% to 48%, he adds.
The effectiveness of the Pfizer vaccine was longer in children 12 to 17 years of age. A month after the second immunosuppressive dose, protection decreased from 66% to 51%. For the same group, effectiveness against hospitalization decreased from 85% to 73%.
These findings are based on an analysis of New York Health System data from December to January 30, 2022. In total, 36,552 children aged 5 to 11 (23.4%) and 852,384 children aged 12 to 17 (62.4%) were fully vaccinated. . during this period.
Remember that the micron variant, which spreads and mutates rapidly, has become prevalent in the world since it was first discovered in November in South Africa. In early December, South African doctors said low back pain was a symptom of this variant.
Read also: Covid: the fourth dose of the vaccine restores the protection given at the third peak
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