Using deterministic record linkage to link ambulance and emergency department data: is it possible without patient identifiers?

Abstract

1Medical Directorate, London Ambulance Service, London. SE1 8SD 2Kingston University and St George’s, University of London, Centre for Health and Social Care Research, London SW17 0RE 3Swansea University Medical School, Singleton Park, Swansea SA2 8PP 4Department of Primary Care and Population Health, University College London, London, UK; Formally Nuffield Trust, 59 New Cavendish Street, London, UK 5Strategy Directorate, London Ambulance Service, London. SE1 8SD 6Clinical Audit and Research Unit, London Ambulance Service, London. SE1 0BW 7Clinical Trials Unit, Medical School, Warwick University Faculty of Health, Social Care and Education, Kingston University and St George’s, University of London, London SW17 0RE 827 Devonshire Way, Croydon, CR0 8BU. Emergency Care Intensive Support Team, NHS Improvement, London, SE1 8UG; Formerly Medical Directorate, London Ambulance Service NHS Trust, London, SE1 8SD 9Operations West, London Ambulance Service, London. SE1 8SD Abstract