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


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Current COPD CTV3
Codelist indicating current COPD.
Published by OpenSAFELY
Current carer codes SNOMED CT
Taken from the `ISACARER_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/).
Cystic Fibrosis CTV3
Codes indicating a diagnosis of cystic fibrosis or associated diseases such as primary ciliary dyskinesia
Published by OpenSAFELY
Cystic Fibrosis SNOMED SNOMED CT
This codelist defines cystic fibrosis and is designed for specificity.
It was developed for the vitamin D study.
Published by OpenSAFELY
Cystic fibrosis related diabetes SNOMED CT
Taken from the `CFDM_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/).
DMARDs dm+d
This codelist is a list of [NHS dm+d codes](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) for "disease modifying antirheumatic drugs" more commonly referred to as DMARDs.
Published by OpenSAFELY
Dabigatran DM+D dm+d
This is a codelist that identifies all preparations from the NHS dictionary of medicines and devices for dabigatran etexilate , one of the Directing Oral Anticoagulants which are often referred to as DOACs.
Published by OpenSAFELY
Delirium without a substance medication or alternative condition cause SNOMED CT
Taken from the `DELIRIUM_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/).
Demeclocycline (tetracyclines) dm+d
Demeclocycline codelist extracted from tetracyclines codelist
Published by UKHSA
Dementia CTV3
Codes indicating dementia
Published by OpenSAFELY
Dementia (Complete) CTV3
This codelist captures Dementia and Alzheimers Disease. Discussion here: https://github.com/opensafely/codelist-development/issues/61
Published by OpenSAFELY
Dementia (SNOMED) SNOMED CT
Automatically-generated equivalent of [Dementia](/codelist/opensafely/dementia/)
Published by OpenSAFELY
Dementia care plan codes SNOMED CT
Taken from the `DEMCP_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/).
Dementia care plan review codes SNOMED CT
Taken from the `DEMCPRVW_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/).
Dementia diagnosis codes excluding Alzheimer's Vascular Lewy Body Frontotemporal and Mixed SNOMED CT
Taken from the `DEMOTHER_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/).