Fact check: Why are there so many COVID vaccination breakthroughs? | DW News

The number of vaccination breakthroughs is increasing in many places — and this trend is likely to continue with the omicron variant. These factors have been pushed by anti-vaccine campaigns online. But do vaccination breakthroughs really mean that COVID-19 vaccines don't work? DW looks at the science.

Key sources:
https://www.rki.de/SharedDocs/FAQ/COVID-Impfen/FAQ_Liste_Wirksamkeit.html 
https://covid.cdc.gov/covid-data-tracker/#rates-by-vaccine-status 
https://www.cdc.gov/coronavirus/2019-ncov/vaccines/effectiveness/index.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fcoronavirus%2F2019-ncov%2Fvaccines%2Feffectiveness.html 
https://www.ons.gov.uk/peoplepopulationandcommunity/birthsdeathsandmarriages/deaths/articles/deathsinvolvingcovid19byvaccinationstatusengland/deathsoccurringbetween2januaryand2july2021 
https://www.helmholtz.de/gesundheit/wie-gut-sind-wir-sechs-monate-nach-infektion-oder-impfung-geschuetzt/ 
https://www.thelancet.com/journals/laninf/article/PIIS1473-3099(21)00558-2/fulltext 
https://www.nejm.org/doi/full/10.1056/NEJMoa2109072 
https://www.medrxiv.org/content/10.1101/2021.09.15.21263583v1 
https://www.nytimes.com/interactive/2021/10/28/us/covid-breakthrough-cases.html 
https://p.dw.com/p/41ZGE 
https://www.yalemedicine.org/news/how-long-will-coronavirus-vaccine-last 
https://www.nature.com/articles/d41586-021-02532-4 


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