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UK: Vaccine breakthrough rate for Delta infections still increasing

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The latest UK PHE Technical Briefing has just been published, and it shows that the vaccine breakthrough rate for Delta infections in the UK continues to increase by about 6% per month. The curious conundrum of the fully vaccinated being more likely to die of a Delta infection than the unvaccinated also continues. Links to the relevant PHE Technical Briefing papers are given.

 

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Technical Briefing 21, 1st February 2021 to 15th August 2021. 

19% vaccine breakthrough rate for Delta variant

1st February 2021 - 15th August 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases386,735127,091183,13373,37219%vaccine breakthrough
Delta deaths1,189390679
Percentage0.21%0.93%335%greater chance of dying if fully vaccinated

 

Technical Briefing 20, 1st February 2021 to 2nd August 2021

16% vaccine breakthrough rate for Delta variant

1st February 2021 - 2nd August 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases300,01098,722151,05447,00816%vaccine breakthrough
Delta deaths253402
Percentage0.17%0.86%411%greater chance of dying if fully vaccinated

 

Technical Briefing 19, 1st February 2021 to 19th July 2021

13% vaccine breakthrough rate for Delta variant

1st February 2021 - 19th July 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases229,218105,298121,40228,77313%vaccine breakthrough
Delta deaths165224
Percentage0.14%0.78%473%greater chance of dying if fully vaccinated

 

Technical Briefing 18, 1st February 2021 to 21st June [sic] 2021

9% vaccine breakthrough rate for Delta variant

1st February 2021 - *21st June 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases123,62063,70771,93210,8349%vaccine breakthrough
Delta deaths92118
Percentage0.13%1.09%752%greater chance of dying if fully vaccinated

 

Technical Briefing 17, 1st February 2021 to 21st June 2021

8% vaccine breakthrough rate for Delta variant

1st February 2021 - 21st June 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases92,02979,33653,8227,2358%vaccine breakthrough
Delta deaths4450
Percentage0.08%0.69%745%greater chance of dying if fully vaccinated

 

Technical Briefing 16, 1st February 2021 to 14th June

7% vaccine breakthrough rate for Delta variant

1st February 2021 - 14th June 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases60,62453,17735,5214,0877%vaccine breakthrough
Delta deaths3426
Percentage0.10%0.64%565%greater chance of dying if fully vaccinated

 

Technical Briefing 15, 1st February 2021 to 7th June 2021

5% vaccine breakthrough rate for Delta variant

1st February 2021 - 7th June 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases33,20628,73819,5731,7855%vaccine breakthrough
Delta deaths2312
Percentage0.12%0.67%472%greater chance of dying if fully vaccinated

 

Technical Briefing 14, 1st February 2021 to 31st May 2021

3% vaccine breakthrough rate for Delta variant

1st February 2021 - 31st May 2021Total casesCases in last 28 daysUnvaccinatedVaccinated with 2 doses  
Delta cases9,4277,7445,1722673%vaccine breakthrough
Delta deaths112
Percentage0.21%0.75%252%greater chance of dying if fully vaccinated

 

Delta vaccine breakthrough cases in Washington State quadruple in two weeks

 

 

 

Photo by Myriam Zilles on Unsplash