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
Exercise level assessment codes SNOMED CT
Taken from the `EXERASS_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/).
Explicit contraindication to DOACs (direct acting anticoagulants) CTV3
This is a codelist that identifies SNOMED codes where a Directing Oral Anticoagulants (DOACs) is explicitly contraindicated. They have previously been know as NOACs.
Published by OpenSAFELY
Express and implied consent for core Summary Care Record (SCR) codes SNOMED CT
Taken from the `EXPCONCORSCR_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/).
Express consent for enriched Summary Care Record (SCR) codes SNOMED CT
Taken from the `EXPCONSCR_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/).
Express dissent for Summary Care Record (SCR) codes SNOMED CT
Taken from the `EXPDISSCR_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/).
Extended intervention for excessive alcohol consumption codes SNOMED CT
Taken from the `ALCEXINT_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/).
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 drug codes dm+d
Taken from the `EZETIMIBE_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
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