JAMA Network Open yesterday published a US cohort study showing an increase of hospital-onset COVID-19 cases when community-onset infections were high during the first 2 years of the pandemic.
Unvaccinated individuals made up roughly 80 percent of ICU admissions and ventilator cases, each. Approximately 75 percent of the deaths were among unvaccinated patients, as well.
A late-summer wave of coronavirus infections has touched schools, workplaces and local government, as experts warned the public to brace for even more Covid-19 spread this fall and winter.
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