Potentially inappropriate prescribing of DOACs to people with mechanical heart valves: A federated analysis of 57.9 million patients' primary care records in situ using OpenSAFELY

Affiliations

• ¹ The DataLab, Nuffield Department of Primary Care Health Sciences, University of Oxford, OX2 6GG, United Kingdom of Great Britain and Northern Ireland.
• ² King's Thrombosis Centre, Department of Haematological Medicine, King's College Hospital, London SE5 9RS, United Kingdom of Great Britain and Northern Ireland.
• ³ London School of Hygiene and Tropical Medicine, Keppel Street, London WC1E 7HT, United Kingdom of Great Britain and Northern Ireland.
• ⁴ NHS England and NHS Improvement, Skipton House, 80 London Road, London SE1 6LH, United Kingdom of Great Britain and Northern Ireland.
• ⁵ TPP, TPP House, 129 Low Lane, Horsforth, Leeds LS18 5PX, United Kingdom of Great Britain and Northern Ireland.
• ⁶ Faculty of Health Sciences, Bristol Medical School, Bristol BS8 1UD, United Kingdom of Great Britain and Northern Ireland.
• ⁷ EMIS Health, Fulford Grange, Micklefield Lane, Rawdon, Leeds LS19 6BA, United Kingdom of Great Britain and Northern Ireland.
• ⁸ The DataLab, Nuffield Department of Primary Care Health Sciences, University of Oxford, OX2 6GG, United Kingdom of Great Britain and Northern Ireland; NHS England and NHS Improvement, Skipton House, 80 London Road, London SE1 6LH, United Kingdom of Great Britain and Northern Ireland.
• ⁹ The DataLab, Nuffield Department of Primary Care Health Sciences, University of Oxford, OX2 6GG, United Kingdom of Great Britain and Northern Ireland. Electronic address: ben.goldacre@phc.ox.ac.uk.