Cohort retention in a pandemic response study: lessons from the SARS-CoV2 Immunity & Reinfection Evaluation (SIREN) study

Abstract Background SIREN is a healthcare worker cohort study aiming to determine COVID-19 incidence, duration of immunity and vaccine effectiveness across 135 NHS organisations in four UK nations. Conducting an intensive prospective cohort study during a pandemic was challenging. We designed an evo...

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Bibliographic Details
Main Authors: Anna Howells, Katie Munro, Sarah Foulkes, Atiya Kamal, Jack Haywood, Sophie Russell, Dominic Sparkes, Erika Aquino, Jennie Evans, Dale Weston, Susan Hopkins, Jasmin Islam, Victoria Hall
Format: Article
Language:English
Published: BMC 2025-01-01
Series:BMC Medical Research Methodology
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Online Access:https://doi.org/10.1186/s12874-025-02469-6
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