Regional performance variation in external validation of four prediction models for severity of COVID-19 at hospital admission: An observational multi-centre cohort study

• Kristin E. Wickstrøm,

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Visualization, Writing – original draft

  Affiliations Department of Medical Biochemistry, Blood Cell Research Group, Oslo University Hospital, Oslo, Norway, Institute of Clinical Medicine, University of Oslo, Oslo, Norway

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• Valeria Vitelli,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Software, Validation, Visualization, Writing – review & editing

  Affiliation Oslo Centre for Biostatistics and Epidemiology, Faculty of Medicine, University of Oslo, Oslo, Norway

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• Ewan Carr,

  Roles Data curation, Formal analysis, Software, Validation, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Aleksander R. Holten,

  Roles Conceptualization, Writing – review & editing

  Affiliations Institute of Clinical Medicine, University of Oslo, Oslo, Norway, Department of Acute Medicine, Oslo University Hospital and Institute of Clinical Medicine, University of Oslo, Oslo, Norway

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• Rebecca Bendayan,

  Roles Data curation, Writing – review & editing

  Affiliations Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, NIHR Biomedical Research Centre at South London and Maudsley NHS Foundation Trust and King’s College London, London, United Kingdom

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• Andrew H. Reiner,

  Roles Data curation, Formal analysis, Software, Validation, Visualization, Writing – review & editing

  Affiliation Oslo Centre for Biostatistics and Epidemiology, Oslo University Hospital, Oslo, Norway

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• Daniel Bean,

  Roles Data curation, Software, Writing – review & editing

  Affiliations Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, Health Data Research UK London, University College London, London, United Kingdom

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• Tom Searle,

  Roles Writing – review & editing

  Affiliations Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, NIHR Biomedical Research Centre at South London and Maudsley NHS Foundation Trust and King’s College London, London, United Kingdom

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• Anthony Shek,

  Roles Data curation, Software, Writing – review & editing

  Affiliation Department of Clinical Neuroscience, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• Zeljko Kraljevic,

  Roles Data curation, Software, Writing – review & editing

  Affiliation Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

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• James Teo,

  Roles Resources, Supervision, Writing – review & editing

  Affiliations Department of Clinical Neuroscience, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, King’s College Hospital NHS Foundation Trust, London, United Kingdom

  https://orcid.org/0000-0002-6899-8319

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• Richard Dobson,

  Roles Resources, Supervision, Writing – review & editing

  Affiliations Department of Biostatistics and Health Informatics, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom, NIHR Biomedical Research Centre at South London and Maudsley NHS Foundation Trust and King’s College London, London, United Kingdom, Health Data Research UK London, University College London, London, United Kingdom, Institute of Health Informatics, University College London, London, United Kingdom, NIHR Biomedical Research Centre at University College London Hospitals NHS Foundation Trust, London, United Kingdom

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• Kristian Tonby,

  Roles Conceptualization, Data curation, Methodology, Project administration, Writing – review & editing

  Affiliations Institute of Clinical Medicine, University of Oslo, Oslo, Norway, Department of Infectious Diseases, Oslo University Hospital, Oslo, Norway

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• Alvaro Köhn-Luque,

  Roles Conceptualization, Data curation, Formal analysis, Methodology, Software, Validation, Visualization, Writing – review & editing

  Affiliation Institute of Clinical Medicine, University of Oslo, Oslo, Norway

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• Erik K. Amundsen

  Roles Conceptualization, Data curation, Methodology, Project administration, Resources, Supervision, Visualization, Writing – original draft

  * E-mail: uxamue@ous-hf.no

  Affiliations Department of Medical Biochemistry, Blood Cell Research Group, Oslo University Hospital, Oslo, Norway, Department of Life Sciences and Health, Oslo Metropolitan University, Oslo, Norway

  https://orcid.org/0000-0002-6323-9559

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