OpenCodelists

Welcome to OpenCodelists, created by OpenSAFELY for creating and sharing codelists.

Anybody can also use this tool to create and share codelists. To get started, take a look at the documentation or watch the videos.

If you would like to publish codelists on behalf of an organisation, please get in touch.

Below, you'll find all the codelists that have been used in OpenSAFELY research to date.

All codelists


Reset
Alopecia areata codes SNOMED CT
Taken from the `ALOPECIAAREATA_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Alpha-Adrenoceptor Blocking Drugs dm+d
This code list contains [NHS dm+d codes](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) for [alpha-adrenoceptor blocking Drugs](https://openprescribing.net/bnf/020504/) in the cardiovascular chapter of BNF codes.
Published by OpenSAFELY
Alzheimer's Disease (ICD10) V1.3 ICD-10
Alzheimer's Disease (SNOMED-CT) V1.3 SNOMED CT
Alzheimer’s disease dementia codes SNOMED CT
Taken from the `DEMALZ_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Ambiguous Fractures - Not Attributed to Trauma, Fragility, or Osteoporosis SNOMED CT
Identifies codes which refer to bone fractures, which are not:
-Clearly caused by a high-trauma event
-Explicitly referred to as fragility fractures
-Linked with an established diagnosis of osteoporosis
Published by OpenSAFELY
Ambulatory Continuous Glucose Monitoring testing and devices codes SNOMED CT
Taken from the `CLINICALCGM_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Ambulatory blood pressure codes SNOMED CT
Taken from the `ABPM_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Aminoglycosides (antibacterials) dm+d
Aminoglycoside codelist extracted from antibacterials codelist (https://www.opencodelists.org/codelist/opensafely/antibacterials/27089eaa/)
Published by UKHSA
Amiodarone Rx dm+d
Taken from the `AMIO_COD` field in the National PINCER Data Specification, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Published by PINCER
Amoxicillin (oral) dm+d
This codelist contains amoxicillin formulations which may be given orally.
Published by OpenSAFELY
Amputation CTV3
Codelist for defining the presence of a history of amputation
Published by OpenSAFELY
Amputation OPCS-4 procedure codes OPCS-4
OPCS-4 codes to identify amputations following orthopaedic surgery
Published by OpenSAFELY
Amputation of lower limb CTV3
This captures amputation of the lower limb for the risk prediction project. Other studies requiring amputation codes should refer to the full codelist, under 'Amputation'.
Published by OpenSAFELY
Amyloidosis codes SNOMED CT
Taken from the `AMYLOID_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).