Cost-Effectiveness of Single- versus Multiple-Inhaler Triple Therapy in a UK COPD Population: The INTREPID Trial

David MG Halpin,1 Robyn Kendall,2 Soham Shukla,3 Alan Martin,4 Dhvani Shah,5 Dawn Midwinter,6 Kai M Beeh,7 Janwillem WH Kocks,8– 11 Paul W Jones,12 Chris Compton,12 Nancy A Risebrough,13 Afisi S Ismaila3,14 1University of Exeter Medical School, College of Medicine and Health, University of Exeter, Exeter, UK; 2ICON Health Economics, ICON plc, Vancouver, BC, Canada; 3Value Evidence and Outcomes, GSK, Collegeville, PA, USA; 4Value Evidence and Outcomes, GSK, Uxbridge, UK; 5ICON Health Economics, ICON plc, New York, NY, USA; 6Biostatistics, GSK, Brentford, UK; 7Insaf Respiratory Research Institute, Wiesbaden, Germany; 8General Practitioners Research Institute, Groningen, the Netherlands; 9Observational and Pragmatic Research Institute, Singapore; 10Groningen Research Institute Asthma and COPD (GRIAC), University of Groningen, University Medical Center Groningen, Groningen, the Netherlands; 11Department of Pulmonology, University of Groningen, University Medical Center Groningen, Groningen, the Netherlands; 12Global Respiratory Franchise, GSK, Brentford, UK; 13ICON Health Economics, ICON plc, Toronto, ON, Canada; 14Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, ON, CanadaCorrespondence: David MG Halpin, University of Exeter Medical School, College of Medicine and Health, University of Exeter, Exeter, EX1 2LU, UK, Tel +44 01392 201178, Email d.halpin@nhs.netPurpose: The 24-week INTREPID trial demonstrated the clinical benefits of once-daily single-inhaler triple therapy (SITT) with fluticasone furoate, umeclidinium, and vilanterol (FF/UMEC/VI) versus non-ELLIPTA multiple-inhaler triple therapy (MITT) in patients with symptomatic chronic obstructive pulmonary disease (COPD). This analysis assessed the cost-effectiveness of FF/UMEC/VI versus non-ELLIPTA MITT for the treatment of symptomatic COPD from a United Kingdom (UK) National Health Service (NHS) perspective.Patients and Methods: The analysis was conducted using the valid