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Covid variant first found in the U.Ok. appears to be 64% more deadly than earlier strains, study finds


A affected person is taken to an ambulance exterior the Royal London Hospital in London throughout England’s third nationwide lockdown to curb the unfold of coronavirus. Picture date: Wednesday February 17, 2021.

Ian West | PA Images | Getty Images

The extremely contagious coronavirus variant first recognized in the U.Ok. is related to a 64% increased threat of dying from Covid-19 than earlier strains, in accordance to a brand new study revealed in the British Medical Journal.

Researchers at the University of Exeter and the University of Bristol analyzed knowledge from more than 100,000 sufferers in the U.Ok. between Oct. 1 and Jan. 28. They in contrast loss of life charges amongst folks contaminated with B.1.1.7, the variant first found in the U.Ok., and people contaminated with different beforehand circulating strains.

The researchers, who revealed their findings Wednesday, mentioned folks contaminated with B.1.1.7 have been between 32% and 104% more probably to die. That interprets to a central estimate of 64%, they mentioned, including the “absolute risk of death in this largely unvaccinated population remains low.”

“In the community, death from COVID-19 is still a rare event, but the B.1.1.7 variant raises the risk. Coupled with its ability to spread rapidly this makes B.1.1.7 a threat that should be taken seriously,” Robert Challen, the study’s lead creator at Exeter, mentioned in a press launch.

The researchers mentioned B.1.1.7 led to 227 deaths in a pattern of 54,906 sufferers. That compares with 141 deaths in roughly the similar variety of sufferers who have been contaminated with different strains.

They mentioned with the variant already detected in more than 50 international locations worldwide, “the analysis provides crucial information to governments and health officials to help prevent its spread.”

The U.Ok. recognized B.1.1.7, which appears to unfold more simply and shortly than different strains, in fall 2020. It has since unfold to different elements of the globe, together with the U.S., which has recognized 3,283 instances as of Tuesday, in accordance to the Centers for Disease Control and Prevention. U.S. well being officers say they’re working to determine more instances.

The new study comes about two months after a CDC study warned that B.1.1.7 might grow to be the dominant pressure in the United States. CDC Director Dr. Rochelle Walensky advised JAMA on Feb. 17 that the B.1.1.7 variant is believed to be roughly 50% more transmissible and early knowledge signifies it might be up to 50% more virulent, or deadly.

New variants are particularly a priority for public well being officers as they may grow to be more resistant to antibody remedies and vaccines. Top well being officers together with White House Chief Medical Advisor Dr. Anthony Fauci are urging Americans to get vaccinated as shortly as doable, saying the virus cannot mutate if it might probably’t infect hosts and replicate.



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