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Multicentre validation and update of a Legionella prediction score to guide testing and treatment in community-acquired pneumonia

2026-02-27 infectious diseases Title + abstract only
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ObjectivesDiagnosis of community-acquired Legionnaires disease (CALD) relies on microbiological testing. Routine testing in hospitalised CAP patients has low positivity rates. We externally validated a Legionella prediction score, assessed its applicability in routine care, and explored potential updates. MethodsWe analysed data from 196 CALD patients from 20 Swiss hospitals and 196 Legionella-negative CAP controls matched by date of diagnosis ({+/-}14 days; August 2022-March 2024). We assessed...

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