Karampreet Sachathep, Yen T Duong, Giles Reid, Emily Kainne Dokubo, Judith D Shang, Clement B Ndongmo, Ekali Gabriel, G Tharp, Laura Eno Dimite, Adama N'Dir, Gordon Okpu, Francis M Ogollah, Dubliss Nguafack, Martin C Ntse, Gili Hrusa, Katherine Yuengling, Megan Tebbenhoff, Essomba René, Ngo Sack Françoise, Naah Tabala Felicity, Marie Claire Okomo, Anne-Cecile Zoung-Kanyi Bissek, Tiffany G Harris
BACKGROUND: Cameroon was among the most affected African countries during the first wave of the COVID-19 pandemic; however, the true prevalence of SARS-CoV-2 remains unknown. METHODS: From October to December 2020, we conducted a cross-sectional, age-stratified SARS-CoV-2 seroepidemiological survey at 30 purposively selected community-based sites across Cameroon's 10 regional capitals, sampling 10,000 individuals aged 5 years or older. We employed a parallel SARS-CoV-2 antibody testing algorithm (WANTAI ELISA and Abbott Architect) to improve both the positive predictive value and negative predictive value of seroprevalence...
April 2024: Influenza and Other Respiratory Viruses