An extensive study revealed that a COVID-19 vaccine significantly decreased the likelihood of emergency department visits and hospitalizations among healthy adults last winter. The findings indicated a reduction of about 50% in these medical visits.
A woman received the Moderna COVID-19 vaccine in Maryland in 2022. This study, initially paused by the CDC chief due to concerns over methodology, has been released in the JAMA Network Open, a prominent peer-reviewed journal.
The analysis employed the same approach previously questioned by the CDC’s interim director. The concerns had previously halted its publication in the CDC’s weekly scientific report.

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