Background Accurate rapid diagnostic tests for SARS‐CoV‐2 infection would be a useful
tool to help manage the COVID‐19 pandemic. Testing strategies that use rapid antigen tests …

Background SARS-CoV-2 antigen rapid diagnostic tests (Ag-RDTs) are increasingly being
integrated in testing strategies around the world. Studies of the Ag-RDTs have shown …

Background Lateral flow device (LFD) viral antigen immunoassays have been developed
around the world as diagnostic tests for SARS-CoV-2 infection. They have been proposed to …

The identification of viral RNA using reverse transcription quantitative polymerase chain
reaction (RT-qPCR) is the gold standard for identifying an infection caused by SARS-CoV-2 …

Immunoassays designed to detect SARS-CoV-2 protein antigens (Ag) are commonly used to
diagnose COVID-19. The most widely used tests are lateral flow assays that generate results …

Background Comprehensive information about the accuracy of antigen rapid diagnostic
tests (Ag-RDTs) for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) is …

Tests that detect the presence of severe acute respiratory syndrome coronavirus-2 (SARS-
CoV-2) antigen in clinical specimens from the upper respiratory tract can provide a rapid …

We conducted a prospective population-based cohort study to assess risk factors for
infection, hospitalization, and death from SARS-CoV-2. The study comprised the people …

As of 27 December 2021, SARS-CoV-2 has infected over 278 million persons and caused
5.3 million deaths. Since the outbreak of COVID-19, different methods, from medical to …

Abstract Background Rapid antigen tests (RATs) may be included in national strategies for
handling the SARS-CoV-2 pandemic, as they provide test results rapidly, are easily …