Effect of mRNA Vaccine Boosters against SARS-CoV-2 Omicron Infection in Qatar.
Laith Jamal Abu-RaddadHiam ChemaitellyHoussein H AyoubSawsan AlMukdadHadi M YassineHebah A Al-KhatibMaria K SmattiPatrick TangMohammad R HasanPeter CoyleZaina Al-KanaaniEinas Al-KuwariAndrew JeremijenkoAnvar H KaleeckalAli N LatifRiyazuddin M ShaikHanan F Abdul-RahimGheyath K NasrallahMohamed Ghaith Al-KuwariAdeel Ajwad ButtHamad Eid Al-RomaihiMohamed H Al-ThaniAbdullatif Al-KhalRoberto BertolliniPublished in: The New England journal of medicine (2022)
The messenger RNA (mRNA) boosters were highly effective against symptomatic delta infection, but they were less effective against symptomatic omicron infection. However, with both variants, mRNA boosters led to strong protection against Covid-19-related hospitalization and death. (Funded by Weill Cornell Medicine-Qatar and others.).