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by hammock
1623 days ago
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>For a brief while after getting vaccinated, before Delta and Omicron, my friends, coworkers, and I felt we were out of the woods. We are actively going out together to our favorite hangouts and being normal. I didn't think we would need this site. You seem to be describing what journalist Alex Berenson has coined the "happy vaccine valley": >the three-to four-month period following the second dose when antibodies are high enough that the vaccines actually appear to work. (For those of you keeping score at home, that’s two weeks of negative efficacy after the first shot, a month of maybe 50% efficacy, three months of near-complete protection, and then a rapid fall to what looks like 0% protection within three months. https://alexberenson.substack.com/p/so-you-understand-whats-... Of course that description was written in Sept 2021 based on pre-Omicron data, and the picture is different now. The latest data: https://www.medrxiv.org/content/10.1101/2022.01.07.22268919v... See Figures 1 and 2 above. This study from California in December shows much lower protection from the current vaccines against Omicron compared to Delta: 0% effectiveness of a 2-dose regimen at 6+ months, and 49% effectiveness of a 3-dose regimen at ~2+ months. |
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The Kaiser-Permanente study you linked is by actual medical experts and it paints a more nuanced perspective which is why it contradicts his claims — for example, they have the two dose effectiveness at preventing infection by Delta over 50% even a year out.
Most importantly, and the main reason I'm replying to this, is that it's _really_ important to also remember that there are two reasons to get vaccinated. One is to prevent infection entirely (largely a product of neutralizing antibodies, which fade relatively quickly) but the other is to lower the severity of an infection (a product of T cells, which is longer lasting) and the data continues to show that vaccines remain highly effective considerably longer than 3 months:
https://www.cidrap.umn.edu/news-perspective/2022/01/studies-...
Promoting the voices of antivaxers like Alex Berenson is the single most effective way to prolong the pandemic since the thing which will allow us to return to normal will be high levels of vaccination reducing the severity of an infection to manageable levels.