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

Erscheinungsjahr:

2021

Erschienen:

2021

Enthalten in:

bioRxiv.org - (2021) vom: 23. Dez. Zur Gesamtaufnahme - year:2021

Sprache:

Englisch

Beteiligte Personen:

Eggink, Dirk [VerfasserIn]
Andeweg, Stijn P. [VerfasserIn]
Vennema, Harry [VerfasserIn]
van Maarseveen, Noortje [VerfasserIn]
Vermaas, Klaas [VerfasserIn]
Vlaemynck, Boris [VerfasserIn]
Schepers, Raf [VerfasserIn]
van Gageldonk-Lafeber, Arianne B. [VerfasserIn]
van den Hof, Susan [VerfasserIn]
Reusken, Chantal B.E.M. [VerfasserIn]
Knol, Mirjam J. [VerfasserIn]

Links:

Volltext [kostenfrei]

doi:

10.1101/2021.12.20.21268121

funding:

Förderinstitution / Projekttitel:

PPN (Katalog-ID):

XBI033268568