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
Coronary heart disease (CHD) exception codes SNOMED CT
Taken from the `CHDEXC_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/).
Coronavirus disease 2019 (COVID-19) therapeutics - antivirals and monoclonal antibodies used to treat COVID-19 dm+d
Taken from the `COVTHERAPYDRUG_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
Corticosteroid drug codes dm+d
Taken from the `C19CORSTEDRUG_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
Cough SNOMED CT
Asthma exacerbations codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project
Creatinine clearance tests SNOMED CT
Includes all codes related to creatinine clearance testing
Published by UK Renal Registry
Creatinine clearance tests (level) SNOMED CT
Subset of https://www.opencodelists.org/codelist/ukrr/creatinine-clearance-tests/5e84276a/, where all codes with attached numeric values in TPP are selected
Published by UK Renal Registry
Creatinine level SNOMED CT
...
Published by Ardens
Creatinine tests SNOMED CT
Includes all codes related to plasma creatinine testing
Published by UK Renal Registry
Creatinine tests (level) SNOMED CT
Subset of https://www.opencodelists.org/codelist/ukrr/creatinine-tests/57f94ea6/, where all codes with attached numeric values in TPP are selected
Published by UK Renal Registry
Crohn's Disease CTV3
Published by OpenSAFELY
Crohns disease codes SNOMED CT
Taken from the `CROHNS_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/).
Cryoglobulinaemic vasculitis codes SNOMED CT
Taken from the `CRYOGLOBVASC_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/).
Current Asthma CTV3
Codes indicating current, adult asthma.
Published by OpenSAFELY
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/).