Increased risk of infection with SARS-CoV-2 Omicron compared to Delta in vaccinated and previously infected individuals, the Netherlands, 22 November to 19 December 2021
Infections by the Omicron SARS-CoV-2 variant are rapidly increasing worldwide. Among 70,983 infected individuals (age ≥ 12 years), we observed an increased risk of S-gene target failure, predictive of the Omicron variant, in fully vaccinated (odds ratio: 5.0; 95% confidence interval: 4.0-6.1) and previously infected individuals (OR: 4.9: 95% CI: 3.1-7.7) compared with infected naïve individuals. This suggests a substantial decrease in protection from vaccine- or infection-induced immunity against SARS-CoV-2 infections caused by the Omicron variant compared with the Delta variant..
Medienart: |
Preprint |
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Erscheinungsjahr: |
2021 |
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Erschienen: |
2021 |
Enthalten in: |
bioRxiv.org - (2021) vom: 23. Dez. Zur Gesamtaufnahme - year:2021 |
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Sprache: |
Englisch |
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Beteiligte Personen: |
Eggink, Dirk [VerfasserIn] |
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Links: |
Volltext [kostenfrei] |
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doi: |
10.1101/2021.12.20.21268121 |
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funding: |
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Förderinstitution / Projekttitel: |
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PPN (Katalog-ID): |
XBI033268568 |
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520 | |a Infections by the Omicron SARS-CoV-2 variant are rapidly increasing worldwide. Among 70,983 infected individuals (age ≥ 12 years), we observed an increased risk of S-gene target failure, predictive of the Omicron variant, in fully vaccinated (odds ratio: 5.0; 95% confidence interval: 4.0-6.1) and previously infected individuals (OR: 4.9: 95% CI: 3.1-7.7) compared with infected naïve individuals. This suggests a substantial decrease in protection from vaccine- or infection-induced immunity against SARS-CoV-2 infections caused by the Omicron variant compared with the Delta variant. | ||
700 | 1 | |a Andeweg, Stijn P. |e verfasserin |4 aut | |
700 | 1 | |a Vennema, Harry |e verfasserin |4 aut | |
700 | 1 | |a van Maarseveen, Noortje |e verfasserin |4 aut | |
700 | 1 | |a Vermaas, Klaas |e verfasserin |4 aut | |
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