UK: Vaccine breakthrough rate for Delta infections is 27% in Technical Briefing 23

The latest UK PHE Technical Briefing 23 has just been published covering the period up to 12th September 2021.  More...

Delta in England: The vaccine breakthrough rate is increasing and Delta is proportionally more deadly for the fully vaccinated than the unvaccinated

Some very surprising news from PHE Technical Briefings which show that the vaccine breakthrough rate in England has increased dramatically over the last 5 weeks, and worse, that the mortality rate for the fully vaccinated cases is proportionally far worse than the mortality rate for the unvaccinated, and that that proportion is also increasing.  More...

UK: Delta coronavirus variant could push R to 7 without mitigations says PHE chief

Dr Susan Hopkins, Public Health England’s strategic COVID-19 response director, told the Science and Technology Committee of the UK Parliament today that if the Delta variant B16712 was “unmitigated”, left to spread without any lockdown restrictions, the R number could become “greater than five and maybe up to seven”.  More...

UK: BMJ letter – “we need an urgent focus on mitigations in schools” for Delta coronavirus variant

“On the 17 May 2021, the UK government removed the requirement for face coverings in secondary schools in England.  More...

UK: Delta with K417N – the “mountaineers” variant – PHE coronavirus Delta-AY.1 update

Of the 36 cases of Delta-AY.1 (mountaineers) variant, 27 cases were known to have a vaccination status within the National Immunisation Management System (NIMS).   More...

UK: PHE on Delta Variant – 6.2% vaccine breakthrough with both doses

 

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UK: 487 reinfections for UK coronavirus variant B.1.1.7 and 13 reinfections already for B.1.617.2

The latest UK PHE technical report shows that there have been 487 cases of reinfection recorded for the UK variant B.1.1.7.  More...

UK: 1600 cases of Delta variant B.1.617.2 in Britain, now at >8% of total

According to the Covid-19 genomics UK consortium database, in sequences up to 11th May, there have been 1,604 instances of B.1.617.2, making it the second most common variant in the UK.   More...