Effects of Previous Infection and Vaccination on Symptomatic Omicron Infections

Altarawneh, Heba; Chemaitelly, Hiam; H. Ayoub, Houssein; Tang, Patrick; R. Hasan, Mohammad; M. Yassine, Hadi; A. Al-Khatib, Hebah; K. Smatti, Maria; Coyle, Peter; Al Kanaani, Zaina; Al‐Kuwari, Einas; Jeremijenko, Andrew; Hassan Kaleeckal, Anvar; Nizar Latif, Ali; Mohammad Shaik, Riyazuddin; F. Abdul Rahim, Hanan; K. Nasrallah, Gheyath; Ghaith Al‐Kuwari, Mohamed; A. Butt, Adeel; Eid Al‐Romaihi, Hamad; H. Al‐Thani, Mohamed; Al‐Khal, Abdullatif; Bertollini, Roberto; J. Abu‐Raddad, Laith

doi:10.1056/nejmoa2203965

Public

Effects of Previous Infection and Vaccination on Symptomatic Omicron Infections

Published in New England Journal of Medicine • Jun 15, 2022

Authors:

Heba Altarawneh

Hiam Chemaitelly

Houssein H. Ayoub

Abstract

BACKGROUND: The protection conferred by natural immunity, vaccination, and both against symptomatic severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection with the BA.1 or BA.2 sublineages of the omicron (B.1.1.529) variant is unclear. METHODS: We conducted a national, matched, test-...

Subject

Vaccination

Medicine

Immunity

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