Intended for healthcare professionals

Letters Prescribing safety in UK general practice

Authors’ reply to Upton

BMJ 2015; 351 doi: (Published 14 December 2015) Cite this as: BMJ 2015;351:h6730
  1. Susan J Stocks, research fellow1,
  2. Evangelos Kontopantelis, senior research fellow23,
  3. Artur Akbarov, research associate3,
  4. Sarah Rodgers, senior research fellow4,
  5. Anthony J Avery, professor4,
  6. Darren M Ashcroft, professor5
  1. 1National Institute for Health Research (NIHR) Greater Manchester Primary Care Patient Safety Translational Research Centre, Centre for Primary Care, Institute of Population Health, University of Manchester, Manchester M13 9PL, UK
  2. 2NIHR School for Primary Care Research, Centre for Primary Care, Institute of Population Health, University of Manchester
  3. 3Centre for Health Informatics, Institute of Population Health, University of Manchester
  4. 4Division of Primary Care, University of Nottingham Medical School, Queen’s Medical Centre, Nottingham, UK
  5. 5Centre for Pharmacoepidemiology and Drug Safety, Manchester Pharmacy School, Manchester Academic Health Sciences Centre (MAHSC), University of Manchester
  1. jill.stocks{at}

In response to Upton, the Clinical Practice Research Datalink (CPRD) includes limited anonymised information on the characteristics of health professionals.1 2 Sex and role are available and information on consultation volumes can be extracted. Data on GP density, full time equivalents, or other staff characteristics are unavailable. Such data are available nationally but cannot be linked to the practices in CPRD, which are anonymous. In …

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