Elizabeth Heilmann, Tannia Tembo, Sombo Fwoloshi, Bupe Kabamba, Felix Chilambe, Kalubi Kalenga, Mpanji Siwingwa, Conceptor Mulube, Victoria Seffren, Carolyn Bolton-Moore, John Simwanza, Samuel Yingst, Ruchi Yadav, Eric Rogier, Andrew F Auld, Simon Agolory, Muzala Kapina, Julie R Gutman, Theodora Savory, Chabu Kangale, Lloyd B Mulenga, Izukanji Sikazwe, Jonas Z Hines
SARS-CoV-2 serosurveys help estimate the extent of transmission and guide the allocation of COVID-19 vaccines. We measured SARS-CoV-2 seroprevalence among women attending ANC clinics to assess exposure trends over time in Zambia. We conducted repeated cross-sectional SARS-CoV-2 seroprevalence surveys among pregnant women aged 15-49 years attending their first ANC visits in four districts of Zambia (two urban and two rural) during September 2021-September 2022. Serologic testing was done using a multiplex bead assay which detects IgG antibodies to the nucleocapsid protein and the spike protein receptor-binding domain (RBD)...
2024: PLOS Glob Public Health