Pfizer vaccine is less effective against infection for kids 5-11, study says : NPR


A medical workers member prepares a Pfizer-BioNTech COVID-19 vaccine at a pop-up web site for school-aged individuals in New York Metropolis final October.

Michael M. Santiago/Getty Photos


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Michael M. Santiago/Getty Photos


A medical workers member prepares a Pfizer-BioNTech COVID-19 vaccine at a pop-up web site for school-aged individuals in New York Metropolis final October.

Michael M. Santiago/Getty Photos

The low-dose model of the Pfizer-BioNtech seems to be a lot much less efficient at defending younger youngsters towards an infection than the higher-dose model of the vaccine given to older youngsters and adults, a brand new examine exhibits.

In all circumstances, the vaccine proved to offer robust safety towards getting severely unwell. The preprint examine checked out information collected from greater than 1.2 million absolutely vaccinated youngsters and adolescents between the ages of 5 and 17 from Dec. 13 to Jan. 30.

Researchers from the New York State Division of Well being discovered the flexibility of the vaccine to guard youngsters from catching the virus who bought the bottom dose – youngsters ages 5 to 11 – dropped probably the most, falling from 68% to only 12%. These youngsters acquired and injection containing simply 10 mg, one-third of the dose given to older youngsters and adolescents and adults.

In the meantime, the effectiveness in youngsters ages 12 to 17, who bought the identical 30 mg dose as adults, confirmed a smaller decline, dropping from 66% to 51%.

“These outcomes spotlight the potential want to check various vaccine dosing for kids and the continued significance layered protections, together with masks sporting, to forestall an infection and transmission,” the examine said.

The outcomes of the examine come simply days after the CDC eased masking pointers in lots of components of the nation, and the identical day a number of faculty districts, together with New York Metropolis – the biggest within the nation – introduced pupil masks mandates would quickly be lifted.

It additionally follows an surprising delay within the approval course of for an emergency use authorization for the Pfizer-BioNTech COVID-19 vaccine in youngsters 6 months by way of 4 years of age. The corporate mentioned new information emerged, and the Meals and Drug Administration mentioned it wanted extra time to guage it.

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