Statistical Cluster Analysis of the British Thoracic Society Severe Refractory Asthma Registry: Clinical Outcomes and Phenotype Stability

• Chris Newby,

  Affiliations Department of Infection, Inflammation and Immunity, Institute for Lung Health, University of Leicester, Leicester, United Kingdom, Department of Health Sciences, University of Leicester, Leicester, United Kingdom

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• Liam G. Heaney,

  Affiliation Centre for Infection and Immunity, Queen's University of Belfast, Belfast, United Kingdom

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• Andrew Menzies-Gow,

  Affiliation Royal Brompton Hospital, London, United Kingdom

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• Rob M. Niven,

  Affiliation North West Lung Centre, University of Manchester, Manchester, United Kingdom

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• Adel Mansur,

  Affiliation Severe and Brittle Asthma Unit, Birmingham Heartlands Hospital, Birmingham, United Kingdom

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• Christine Bucknall,

  Affiliation Department of Respiratory Medicine, Stobhill Hospital, Glasgow, United Kingdom

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• Rekha Chaudhuri,

  Affiliation Department of Respiratory Medicine, Division of Immunology, Infection and Inflammation, University of Glasgow and Gartnavel General, Glasgow, United Kingdom

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• John Thompson,

  Affiliation Department of Health Sciences, University of Leicester, Leicester, United Kingdom

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• Paul Burton,

  Affiliation Department of Health Sciences, University of Leicester, Leicester, United Kingdom

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• Chris Brightling ,

  * E-mail: ceb17@le.ac.uk

  Affiliation Department of Infection, Inflammation and Immunity, Institute for Lung Health, University of Leicester, Leicester, United Kingdom

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• on behalf of the British Thoracic Society Severe Refractory Asthma Network