Temporal trends of SARS-CoV-2 seroprevalence during the first wave of the COVID-19 epidemic in Kenya

Author:

Adetifa Ifedayo M. O.ORCID,Uyoga SophieORCID,Gitonga John N.,Mugo Daisy,Otiende Mark,Nyagwange James,Karanja Henry K.,Tuju James,Wanjiku Perpetual,Aman Rashid,Mwangangi Mercy,Amoth Patrick,Kasera Kadondi,Ng’ang’a Wangari,Rombo Charles,Yegon Christine,Kithi Khamisi,Odhiambo Elizabeth,Rotich Thomas,Orgut Irene,Kihara Sammy,Bottomley ChristianORCID,Kagucia Eunice W.ORCID,Gallagher Katherine E.ORCID,Etyang Anthony,Voller Shirine,Lambe TeresaORCID,Wright DanielORCID,Barasa Edwine,Tsofa Benjamin,Bejon Philip,Ochola-Oyier Lynette I.,Agweyu Ambrose,Scott J. Anthony G.ORCID,Warimwe George M.ORCID

Abstract

AbstractObserved SARS-CoV-2 infections and deaths are low in tropical Africa raising questions about the extent of transmission. We measured SARS-CoV-2 IgG by ELISA in 9,922 blood donors across Kenya and adjusted for sampling bias and test performance. By 1st September 2020, 577 COVID-19 deaths were observed nationwide and seroprevalence was 9.1% (95%CI 7.6-10.8%). Seroprevalence in Nairobi was 22.7% (18.0-27.7%). Although most people remained susceptible, SARS-CoV-2 had spread widely in Kenya with apparently low associated mortality.

Funder

Wellcome Trust

Publisher

Springer Science and Business Media LLC

Subject

General Physics and Astronomy,General Biochemistry, Genetics and Molecular Biology,General Chemistry

Reference28 articles.

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