Israel reports COVID vaccine effectiveness against infection down to 40%; data might be skewed
Israel Reports COVID Vaccine Effectiveness Against Infection Down to 40%; Data Might Be Skewed
Same Israeli data shows effectiveness of COVID vaccine in preventing hospitalizations and severe symptoms at 88 percent and 91 percent, respectively
The Health Ministry said Thursday that the effectiveness of the Pfizer-BioNTech coronavirus vaccine in preventing infection and mild symptoms has dropped to 40 percent, according to data collected over the past month as the delta variant spreads in Israel.
Notably, the data might be skewed because a significant portion of the coronavirus tests in Israel were conducted in hot spots and among the elderly, while a small number of tests was carried out among the young and vaccinated population. One medical expert that is consulting the Health Ministry said that the data is still too distorted to make a reliable assessment of the effectiveness of the vaccine in preventing infection and mild symptoms.
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The effectiveness of the vaccine in preventing hospitalizations and severe symptoms stands at 88 percent and 91 …
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