Mapping English GP prescribing data: A tool for monitoring health-service inequalities

Barry Rowlingson, Euan Lawson, Benjamin Taylor, Peter J. Diggle

Research output: Contribution to journalArticlepeer-review

13 Scopus citations


Objective: The aim of this paper was to show that easily interpretable maps of local and national prescribing data, available from open sources, can be used to demonstrate meaningful variations in prescribing performance. Design: The prescription dispensing data from the National Health Service (NHS) Information Centre for the medications metformin hydrochloride and methylphenidate were compared with reported incidence data for the conditions, diabetes and attention deficit hyperactivity disorder, respectively. The incidence data were obtained from the open source general practitioner (GP) Quality and Outcomes Framework. These data were mapped using the Ordnance Survey CodePoint Open data and the data tables stored in a PostGIS spatial database. Continuous maps of spending per person in England were then computed by using a smoothing algorithm and areas whose local spending is substantially (at least fourfold) and significantly (p

Original languageEnglish (US)
Article numbere001363
JournalBMJ Open
Issue number1
StatePublished - 2013
Externally publishedYes

ASJC Scopus subject areas

  • Medicine(all)


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