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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Respiratory syncytial virus (RSV) vaccination contraindicated codes SNOMED CT

Taken from the RSVCON_COD refset published by NHSD.

Respiratory syncytial virus (RSV) vaccination declined codes SNOMED CT

Taken from the RSVDEC_COD refset published by NHSD.

Respiratory syncytial virus (RSV) vaccination given codes SNOMED CT

Taken from the RSVADMIN_COD refset published by NHSD.

Restless leg syndrome (SNOMED-CT) V1.3 SNOMED CT
Restoration of childbearing potential (female patients) SNOMED CT

Identifies codes which may indicate the restoration of childbearing potential following a previous sterilisation procedure. The scope of the codelist is limited to female patients.

Published by OpenSAFELY
Retinal screening codes SNOMED CT

Taken from the RET_COD refset published by NHSD.

Retinal screening exception codes SNOMED CT

Taken from the RETEXC_COD refset published by NHSD.

Reversible loss of childbearing potential (female patients) SNOMED CT

Identifies codes which indicate a definite loss of childbearing potential, but where childbearing potential could possibly be restored following a successful reparative procedure. The scope of the codelist is limited to female patients.

Published by OpenSAFELY
Review of Personalised Care and Support Plan codes SNOMED CT

Taken from the RVWPCSP_COD refset published by NHSD.

Revision fixation or dislocation OPCS-4 codes OPCS-4

OPCS-4 codes to identify re-operations following surgery. Specifically this list focuses on remanipulation of fractures, secondary reductions of dislocations and revision operations.

Published by OpenSAFELY
Rheumatoid Arthritis CTV3

These codes indicate a diagnosis of rheumatoid arthritis (RA)

Published by OpenSAFELY
Rheumatoid arthritis associated disorder codes SNOMED CT

Taken from the RARTHAD_COD refset published by NHSD.

Rheumatoid arthritis diagnosis codes SNOMED CT

Taken from the RARTH_COD refset published by NHSD.

Rheumatoid arthritis disorders SNOMED CT

Taken from the C19RARTH_COD refset published by NHSD.

Rheumatoid arthritis exception codes SNOMED CT

Taken from the RARTHEXC_COD refset published by NHSD.