Background A rapidly increasing number of serological surveys for antibodies to SARS-CoV-
2 have been reported worldwide. We aimed to synthesise, combine, and assess this large …

We estimated the seroprevalence of anti‐severe acute respiratory syndrome coronavirus 2
(SARS‐CoV‐2) antibodies in residents of African countries and explored its associated …

Summary Background Between March and December, 2020, more than 20 000 laboratory-
confirmed cases of SARS-CoV-2 infection were reported in Zambia. However, the number of …

The impact of COVID-19 vaccination programmes on disease transmission, morbidity and
mortality relies heavily on the population's willingness to accept the vaccine. We explore …

A surprising feature of the SARS-CoV-2 pandemic to date is the low burdens reported in sub-
Saharan Africa (SSA) countries relative to other global regions. Potential explanations (for …

Background Inequality is rife throughout South Africa. The first wave of COVID-19 may have
affected people in lower socioeconomic groups worse than the affluent. The SARS-CoV-2 …

Population‐based prevalence surveys of Covid‐19 contribute to establish the burden of
infection, the role of asymptomatic and mild infections in transmission, and allow more …

A better understanding of serological data and risk factors for coronavirus disease 2019
(COVID-19) infection in healthcare workers (HCWs) is especially important in African …

The extent of SARS-CoV-2 circulation in many African countries remains unclear,
underlining the need for antibody sero-surveys to assess the cumulative attack rate. Here …

Abstracts Background By the end of July 2021 Zimbabwe, has reported over 100,000 SARS-
CoV-2 infections. The true number of SARS-CoV-2 infections is likely to be much higher. We …