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						SubscriberI get my second AZ next Tuesday: the local clinic was going to give it to me a couple of days short of 12 weeks and when i queried that they said it was still fine. Hmmmm .... I booked the next slot, a couple of days past the 12 weeks.
My 21 year old is booked in for Pfizer - he lives in a residential college so they're allowed/encouraged to get it.
Arapiles
2014 D4 HSE
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						SubscriberAccording to CDC and a few others.
You can still transmit the virus when double jabbed.
Likelihood reduces however it still remains you can carry and transmit.
It’s the survival component that improves.
Although there is now research showing the effectiveness for those jabbed in January may now be below 20%
Hence the plan for booster shots.
REMLR 243
2007 Range Rover Sport TDV6
1977 FC 101
1976 Jaguar XJ12C
1973 Haflinger AP700
1971 Jaguar V12 E-Type Series 3 Roadster
1957 Series 1 88"
1957 Series 1 88" Station Wagon
There is a lot of confusion between the effectiveness of a vaccine from an individual perspective, and its efficacy as a public health measure.
Consider for example the current delta variant. If you have this, you will on average infect around five other (unvaccinated) people. However, the data shows that both the vaccines we have in use will mean that this infection rate is reduced by about 90%, both by preventing infection and reducing the shedding of virus because those infected only have very mild cases. This reduces the average number of infections passed on from five 0.5 if all the people you are in contact with are vaccinated. In this case, the pandemic would rapidly die out. Of course, you never will have every person vaccinated, but it is fairly easy to calculate that for this variant you need, looking at it as a public health measure, around 80% vaccinated.
We do not know how long immunity lasts, except from population-wide infectivity calculations. The figures you see such as the 20% above are derived from the circulating antibodies in very small populations, and the evidence that this correlates with protection is shaky at best in any case.
The real life data that led to the Director of the CDC to characterise the current rise in cases in the USA as "a pandemic of the unvaccinated" strongly suggests that the vaccines are still pretty effective. In those places that have fairly high levels of vaccination and that have relaxed restrictions, it is well documented that around 95% of hospital admissions and almost all deaths are unvaccinated, even where these are in a small minority, as in the UK.
John
JDNSW
1986 110 County 3.9 diesel
1970 2a 109 2.25 petrol
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