Nice to read something positive for a change Rich
What's not clear to me is, is it 100% effective in 90% of people and 0% in 10% of people this is what other articles suggest from these wording but don't really say. I am worried that when you start giving it to those most vulnerable we will find it works in 99% of healthy people but maybe only 20% of vulnerable people.
I was just reading into this more myself it seems there are 38,955 who got the vaccine but only 4,543 with the placebo so my guess is the 90% means that a bit less than half the 94 positive cases had been given the vaccine. Why they don't give this number makes no sense to me, they also lack a huge amount of detail ie the dates any details of who was positive (like age) or any info on why they think its over 90% effective. Besides with only 94 cases and some must have been vaccinated the claimed 90%+ must have a huge margin of error. My thinking is this is just another stepping stone (and not a large one) towards a vaccine that was only released with minimal info to send there shares through the roof and its worked.We don't yet know. All that's been published today is that the group that got the vaccine had >90% fewer infections 7 days after the second jab than the group that got a placebo. 38,955 people got two jabs (vaccine or placebo), and of those, 94 got Covid. So if half got the placebo and half the vaccine then at least 85 placebos got Covid and fewer than 9 of the vaccinated got it. The aim was to do a final analysis once there had been 164 cases, so they're not there yet, but it's looking good so far.
They've not said much yet about the makeup of the test population but the original safety tests were done on a population that went up to 85, and around a third of the current study are non-white.
I was just reading into this more myself it seems there are 38,955 who got the vaccine but only 4,543 with the placebo so my guess is the 90% means that a bit less than half the 94 positive cases had been given the vaccine. Why they don't give this number makes no sense to me, they also lack a huge amount of detail ie the dates any details of who was positive (like age) or any info on why they think its over 90% effective. Besides with only 94 cases and some must have been vaccinated the claimed 90%+ must have a huge margin of error. My thinking is this is just another stepping stone (and not a large one) towards a vaccine that was only released with minimal info to send there shares through the roof and its worked.
I was just reading into this more myself it seems there are 38,955 who got the vaccine but only 4,543 with the placebo so my guess is the 90% means that a bit less than half the 94 positive cases had been given the vaccine. Why they don't give this number makes no sense to me, they also lack a huge amount of detail ie the dates any details of who was positive (like age) or any info on why they think its over 90% effective. Besides with only 94 cases and some must have been vaccinated the claimed 90%+ must have a huge margin of error. My thinking is this is just another stepping stone (and not a large one) towards a vaccine that was only released with minimal info to send there shares through the roof and its worked.
I was just reading into this more myself it seems there are 38,955 who got the vaccine but only 4,543
My source was Pfizer and BioNTech Announce Vaccine Candidate Against COVID-19 Achieved Success in First Interim Analysis from Phase 3 Study | Pfizer which says "The Phase 3 clinical trial of BNT162b2 began on July 27 and has enrolled 43,538 participants to date, 38,955 of whom have received a second dose of the vaccine candidate" I made the assumption possibly wrongly that the 43,538 participants - the 38,995 who have had the second dose = 4,543 is the placebo group. But if I have assumed wrongly it only emphasises my point of why have they not given these numbers to show how they justify the 90%+ claim.Source?
The way that Pfizer are doing it is as two shots of vaccine, one 21-28 days after the first. As of Sunday, 38,955 had received their second shot. But that doesn't mean 38,955 have got "the" vaccine - some of those will have received two shots of a placebo, I think I saw that they're using a meningitis vaccine as the placebo. But often you do see more people getting the vaccine than the placebo.
Oh, and I've just found this page, which has more detail on the trial population - 41% are 56-85, 26% are Hispanic (Brazil and Argentina are two of the main trial sites), 10% black, 5% Asian.
No due to lockdown I'm not working but when I am I usually finish after 11pm and still want to get something to eat and chill for a bit so only an hourish later than normal and I do find my brain wakes up very late in the day.DO you work night shifts or something, that is a lot of thought for 3am
38,955 of whom have received a second dose of the vaccine candidate" I made the assumption possibly wrongly that the 43,538 participants - the 38,995 who have had the second dose = 4,543 is the placebo group. But if I have assumed wrongly it only emphasises my point of why have they not given these numbers to show how they justify the 90%+ claim.
The 5 places in green have had there cases falling consistently and none are seeing cases rising. All still have cases higher than England as a whole.
Thats the fact part, my thoughts are I think that all the green areas are reaching a level of herd immunity that is more significant in controlling the virus than the restrictions in place
Yes I thought it was clearPure speculation.
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