Sunday, September 19, 2021

CDC: Study of change in mask guidance not available

A spokesperson told The Epoch Times on Wednesday that the studies that prompted the Centers for Disease Control and Prevention (CDC) to change its mask guidance for vaccinated individuals are not available.

“They haven’t been published yet,” the spokesperson said.

CDC Director Dr. Rochelle Valensky told reporters on July 27 that she saw “new scientific data from recent outbreak investigations” that indicate a delta version of the virus that causes COVID-19. which was more distinctive than other strains.

“Information from several states and other countries indicates that in rare occasions, some vaccinated people infected with delta variants after vaccination may be infectious and spread the virus to others,” she said.

This prompted agency officials to change the masking guidance. Fully vaccinated individuals, who were told two months ago that they could stop wearing masks indoors, are now being told to wear coverings when they are inside.

Several states and businesses immediately adopted the recommendations.

But the CDC Web Page The new advice framework does not cite any studies or research.

A related science brief linked on the page cites a study from the United States when discussing the data mentioned by Valensky.

She Study That came from researchers at Houston Methodist, a hospital system in Texas that recently came into the news for mandating all employees to receive a COVID-19 vaccine.

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The delta variant caused a higher rate of success cases, or infections, among immunizations, the researchers said.

The study is preprint, which means it has not yet been reviewed. The medRxiv platform, which hosts the preprints, warns not to use such studies “to guide clinical practice”.

The CDC also cited “studies from India” that found “relatively high viral loads and large cluster sizes associated with infection with Delta, regardless of vaccination status.”

Related to the study of vaccines not authorized for use in the United States. The study obtained in the footnotes on the page has not been peer-reviewed and was listed as “rejected after peer review.”

“These early data suggest that breakthrough delta infections are transmissible. Unpublished data are consistent with this, and additional data collection and studies are underway to understand the level and duration of infection from delta vaccine breakthrough infections in the United States and other settings.” are,” the CDC said.

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A CDC spokesperson told The Epoch Times that they were not aware that the Texas and India studies were used to inform the mask guidance change.

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CDC: Study of change in mask guidance not available
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