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COVID-19: Delta variant 60% more transmissible than Alpha and more resistant to vaccines, PHE reports
The number of new Delta variant cases has increased by more than 240% in the past week.
Friday 11 June 2021 11:52, UK
More than 90% of new COVID-19 cases in the UK are now the Delta variant.
The variant, first identified in India, has taken over from the Alpha variant as the most dominant in the UK.
Since last week, the number of Delta variant cases across the UK has increased by 243% to 42,323.
New PHE research suggests the Delta variant is associated with an approximately 60% increased risk of household transmission compared with the Alpha variant.
And Delta cases are doubling across all regions of the country in between 4.5 days to 11.5 days.
In England, 39,061 Delta variant cases have now been confirmed, with 2,035 in Scotland, 184 in Wales and 43 in Northern Ireland.
Two vaccine doses are the key to being effective against the Delta variant.
The latest COVID-19 risk assessment by PHE reports the Pfizer and AstraZeneca vaccines are less effective against the Delta variant than the Alpha one by 17% after one dose.
But there was little reduction in efficacy after two, meaning getting a second dose is integral to protection against the Delta variant.
The PHE authors said: "This would support maximising vaccine uptake with two doses among vulnerable groups."
As of 7 June, there have been 42 deaths in England of people confirmed as having the Delta variant and who died within 28 days of testing positive.
Of these people, 23 were unvaccinated, seven had had their first dose more than 21 days before and 12 had their second dose more than 14 days before.
https://news.sky.com/story/covid-19...re-resistant-to-vaccines-phe-reports-12330068
The number of new Delta variant cases has increased by more than 240% in the past week.
Friday 11 June 2021 11:52, UK
More than 90% of new COVID-19 cases in the UK are now the Delta variant.
The variant, first identified in India, has taken over from the Alpha variant as the most dominant in the UK.
Since last week, the number of Delta variant cases across the UK has increased by 243% to 42,323.
New PHE research suggests the Delta variant is associated with an approximately 60% increased risk of household transmission compared with the Alpha variant.
And Delta cases are doubling across all regions of the country in between 4.5 days to 11.5 days.
In England, 39,061 Delta variant cases have now been confirmed, with 2,035 in Scotland, 184 in Wales and 43 in Northern Ireland.
Two vaccine doses are the key to being effective against the Delta variant.
The latest COVID-19 risk assessment by PHE reports the Pfizer and AstraZeneca vaccines are less effective against the Delta variant than the Alpha one by 17% after one dose.
But there was little reduction in efficacy after two, meaning getting a second dose is integral to protection against the Delta variant.
The PHE authors said: "This would support maximising vaccine uptake with two doses among vulnerable groups."
As of 7 June, there have been 42 deaths in England of people confirmed as having the Delta variant and who died within 28 days of testing positive.
Of these people, 23 were unvaccinated, seven had had their first dose more than 21 days before and 12 had their second dose more than 14 days before.
https://news.sky.com/story/covid-19...re-resistant-to-vaccines-phe-reports-12330068