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For the minors from 12 to 17 yearsthe protection of the vaccine against infection fell to 51% at the end of January from 66% in mid December. “These results highlight the potential need to study alternative doses of vaccines for children and the importance of protection from various aspects.including the use of masks, in order to prevent contagion and transmission,” the researchers said.
The vaccine had about 48% effective in avoiding hospitalization among the youngest age group and of 73% among teens, the data showed. The figure is lower than the effectiveness of the 100% and the 85%respectively, against hospitalization for the two age groups in mid-December.
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The doctor. Paul Offitpediatric infectious disease expert at Children’s Hospital of Philadelphia, questioned whether the data was strong enough to say that the effectiveness of the vaccine had significantly decreasedespecially regarding the development of severe symptoms.
“It’s not surprising that protection against mild illness declines”Offit said. And he added: “We know that the Omicron variant is somewhat elusive to protection against mild disease. The goal of the vaccine is to prevent severe symptoms, in order to keep children out of the hospital.”
Foto: MaineHealth vía AP
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Offit said that the number of hospitalizations was too low to draw clear conclusions and what was there little information about why the children were hospitalized. He noted that protection against prior infections among the unvaccinated could also skew the numbers. “Natural infection can protect against serious diseases”Held.
Younger children receive a lower dose – 10 micrograms – of the vaccine than children 12 to 17 years of age, who receive the same dose of 30 micrograms than adults and are eligible for a third booster shot.
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Pfizer is studying a series of three doses of the vaccine in the pediatric population and noted that research in adults suggests that “People vaccinated with three doses against Covid-19 may have a higher degree of protection”.
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