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Mass Vaccinations Led to Drop in Severe Covid Cases: BGU Study

Mass Vaccinations Led to Drop in Severe Covid Cases: BGU Study

March 2, 2021

Research News

CNBC — By February, more than 84% of Israel’s population 70 and older had received both shots of Pfizer’s Covid-19 vaccine.

Preliminary data from the country suggests that the mass vaccinations have led to a drop in severe cases among the 70-and-older population. While clinical trials have found the Pfizer-BioNTech vaccine to be 95% effective in preventing Covid-19, the Israeli data offers an early glimpse into how effective the vaccine is in a real-world setting.

 

The study, which includes research from BGU’s Department of Public Health, was published Friday in the CDC’s Morbidity and Mortality Weekly Report. It found that among the part of the Israeli population that has been vaccinated the most, the percentage of patients requiring ventilation drastically dropped, suggesting a reduction in severe sickness.

“Taken together, these results suggest reduced rates of severe COVID-19 following vaccination,” wrote the researchers. The researchers said their findings are preliminary, “important evidence of the effectiveness of vaccines in preventing severe cases of COVID-19 at the national level in Israel.”

“Receipt of COVID-19 vaccines by eligible persons can help limit spread of disease and potentially reduce the occurrence of severe disease,” they wrote.

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