2021
DOI: 10.1136/bmjopen-2020-043049
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How many medications do doctors in primary care use? An observational study of the DU90% indicator in primary care in England

Abstract: AimTo apply the drug utilisation 90% (DU90%) indicator (the number of unique drugs which makes up 90% of a doctor’s prescribing) to general practitioner (GP) practices prescribing in England to examine time trends, practice-level variation, and relationships with practice characteristics, prescribing costs and low-value prescribing.Study designRetrospective cohort study.SettingPrimary care in England, using publicly available prescribing data available from the National Health Service (NHS) digital platform fo… Show more

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Cited by 3 publications
(3 citation statements)
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References 49 publications
(53 reference statements)
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“…This has supported a rich ecosystem of teams both inside and outside the NHS using differing tools and approaches to monitor data and give feedback to GPs to improve prescribing. Analysis conducted on this NHS open data has also supported original research on a substantial range of prescribing topics, 21,23,[31][32][33][34] and data feedback to GPs has been shown to improve prescribing. [35][36][37][38] We strongly recommend that the HSE advances plans to publish similar data for GP prescribing in Ireland in…”
Section: Discussionmentioning
confidence: 57%
“…This has supported a rich ecosystem of teams both inside and outside the NHS using differing tools and approaches to monitor data and give feedback to GPs to improve prescribing. Analysis conducted on this NHS open data has also supported original research on a substantial range of prescribing topics, 21,23,[31][32][33][34] and data feedback to GPs has been shown to improve prescribing. [35][36][37][38] We strongly recommend that the HSE advances plans to publish similar data for GP prescribing in Ireland in…”
Section: Discussionmentioning
confidence: 57%
“…This has supported a rich ecosystem of teams both inside and outside the NHS using differing tools and approaches to monitor data and give feedback to GPs to improve prescribing. Analysis conducted on this NHS open data has also supported original research on a substantial range of prescribing topics 19,21,[29][30][31][32] ,and data feedback to GPs has been shown to improve prescribing [33][34][35][36] . We strongly recommend that the HSE advances plans to publish similar data for GPs prescribing in Ireland in line with national open data polices 37 .…”
Section: Discussionmentioning
confidence: 69%
“…We described patterns of antibiotic use with a drug utilisation 90%, defined as the number of antibiotics that accounted for 90% of the total antibiotics prescriptions. 5 Antibiotic prescriptions were classified on the basis of the Anatomical Therapeutical Chemical Classification (ATC Classification), WHO AWaRe and antibiotic classification in China were supplied by the detailed antibiotics in each category.…”
Section: Methodsmentioning
confidence: 99%