Israel¡¯s Health Ministry has revealed that even though the vaccine largely prevents hospitalisation and severe cases of a novel coronavirus, it¡¯s not as effective against preventing the spread of the Delta variant that¡¯s currently wreaking havoc across the world.
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Reported first by the Times of Israel, as per the data it has been around 64 percent effective in preventing coronavirus infection. On the other hand, as per data in May, when the new Delta variant wasn¡¯t prevalent, the vaccine was 94.3 percent effective.?
The new data was revealed in a meeting of a team of experts on Sunday, while they were advising the government on how they should handle the pandemic.?
Today, the vaccine developed by Pfizer-BioNTech is regarded as the gold standard in protection against the novel coronavirus. The vaccine was administered in nations like the US, Israel, the UK and several other nations around the planet.?
According to a study conducted by researchers from the Hebrew University and the Hadassah University Medical Centre, the Pfizer jab is 60 to 80 percent effective against infection from the Delta strain.
The novel coronavirus variant is feared to be twice as contagious as the original strain and is believed to be responsible for 90 percent of the cases that are surfacing in Israel, especially since the past two weeks.
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The Health Ministry still highlights the fact that the vaccine is still very effective against preventing serious symptoms and hospitalisation due to the novel coronavirus. In May, the vaccine showed an effectiveness of 98.2 percent, whereas, in June, it dropped to 93 percent.
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Researchers at the Hebrew University however warned that it was too early to tell how effective it actually was at preventing hospitalisation.?
They explained, ¡°Due to the recognized delay in serious morbidity (by about 10 days), there is not currently enough data to predict how the current wave of infections will be expressed in serious cases.¡±