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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Extended intervention for excessive alcohol consumption declined codes SNOMED CT
Taken from the `ALCEXINTDEC_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/).
Ezetimibe contraindicated codes SNOMED CT
Taken from the `EZETIMIBECON_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/).
Ezetimibe not indicated codes SNOMED CT
Taken from the `EZETIMIBENIND_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/).
FEV1 and FVC ratio codes SNOMED CT
Taken from the `FEV1FVC_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/).
FEV1 and FVC ratio codes (obsolete) SNOMED CT
Taken from the `FEV1FVC_COD` refset published by NHSD.
FEV1 and FVC ratio codes indicating ratio of less than 0.7 or 70 per cent SNOMED CT
Taken from the `FEV1FVCL70_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/).
FEV1 and FVC ratio codes indicating ratio of less than 0.7 or 70 per cent (obsolete) SNOMED CT
Taken from the `FEV1FVCL70_COD` refset published by NHSD.
FIT test SNOMED CT
Faecal immunochemical test codes SNOMED CT
Taken from the `FAECIMM_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/).
Falls CTV3
The following codes are used to indicate Falls
Published by OpenSAFELY
Falls codes SNOMED CT
Taken from the `FALLS_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/).
Falls discussion codes SNOMED CT
Taken from the `FALLSDISC_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/).
Falls discussion declined codes SNOMED CT
Taken from the `FALLSDISCDEC_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/).
Familial and non-familial hypercholesterolemia diagnosis codes SNOMED CT
Taken from the `FNFHYP_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/).
Familial hypercholesterolemia diagnostic codes SNOMED CT
Taken from the `FHYP_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/).