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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Smoking - Clear (SNOMED) SNOMED CT
Automatically-generated equivalent of [Smoking - Clear](/codelist/opensafely/smoking-clear/)
Published by OpenSAFELY
Smoking - Unclear CTV3
Codes that indicate smoking status. These codes are less clear than codes captured in Smoking Clear, and there remains some ambiguity about the smoking status.
Published by OpenSAFELY
Smoking - Unclear (SNOMED) SNOMED CT
Automatically-generated equivalent of [Smoking - Unclear](/codelist/opensafely/smoking-unclear/)
Published by OpenSAFELY
Smoking Intervention and Advice SNOMED CT
Taken from the `SMOKINGINT_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/).
Smoking exception codes SNOMED CT
Taken from the `SMOKEXC_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/).
Smoking habit codes SNOMED CT
Taken from the `SMOK_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/).
Smoking pharmacotherapy codes SNOMED CT
Taken from the `PHARM_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/).
Smoking pharmacotherapy codes (obsolete) SNOMED CT
Taken from the `PHARM_COD` refset published by NHSD.
Social prescribing case closed codes SNOMED CT
Taken from the `SOCPRESCC_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/).
Social prescribing referral codes SNOMED CT
Taken from the `SOCPRESREF_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/).
Sodium (Na) SNOMED CT
...
Published by Ardens
Sodium glucose co-transporter 2 inhibitor drug codes dm+d
Taken from the `SGLT2IDRUG_COD` NHS drug refset. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Published by NHS Drug Refsets
Sodium tests SNOMED CT
A SNOMED CT codelist for patients receiving tests for sodium level
Published by OpenSAFELY
Sodium tests (numerical value) SNOMED CT
A SNOMED CT codelist for patients receiving monitoring of sodium levels, with a numerical value.
Published by OpenSAFELY
Solid Organ Transplantation CTV3
Codes indicating solid organ transplantion (receptient only) has been carried out
Published by OpenSAFELY