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Factors associated with severe COVID-19 in immunocompromised subgroups in England from 2020 to 2024: an OpenSAFELY cohort study.
Parker EPK. eBioMedicine 2026;:https://doi.org/10.1016/j.ebiom.2026.106327.
[The risk of COVID-19 varies substantially within and across immunocompromised subgroups. The presence of other comorbidities was strongly associated with the risk of severe COVID-19 across successive waves. Primary vaccination and successive booster doses were associated with a consistent reduction in severe COVID-19 in this high-risk population, including during the JN.1 wave.]
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Age Groups
Adults
Conditions and Lifestyle Factors
Coronavirus Infections
Settings
Hospital Ward
Intensive Care
Staff Groups
Immunisation
Medic