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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Lung Cancer CTV3

Codes indicating a diagnosis of lung cancer

Published by OpenSAFELY
Lung Cancer (SNOMED) SNOMED CT

Automatically-generated equivalent of Lung Cancer

Published by OpenSAFELY
Lung cancer codes SNOMED CT

Taken from the LUNGCAN_COD refset published by NHSD.

Lymecycline (tetracyclines) dm+d

Lymecycline codelist extracted from tetracyclines codelist

Published by UKHSA
Lymphoproliferative disorders SNOMED CT

Taken from the LYMPHOPROLDIS_COD refset published by NHSD.

Lyrica capsules BNF
Published by OpenPrescribing
MMR first dose vaccination codes SNOMED CT

Taken from the MMRVAC1_COD refset published by NHSD.

MMR second dose vaccination codes SNOMED CT

Taken from the MMRVAC2_COD refset published by NHSD.

MMR vaccination contraindication codes SNOMED CT

Taken from the MMRCON_COD refset published by NHSD.

MMR vaccination given by other healthcare provider codes SNOMED CT

Taken from the MMROHPVAC_COD refset published by NHSD.

Macrolides (antibacterials) dm+d

Macrolides codelist extracted from antibacterials codelist (https://www.opencodelists.org/codelist/opensafely/antibacterials/27089eaa/)

Published by UKHSA
Major haematological disorder (non-malignant) codes SNOMED CT

Taken from the NONMALHAEM_COD refset published by NHSD.

Mechanical or Artificial Valves SNOMED CT
Published by OpenSAFELY
Mechanical prosthetic valve replacement codes SNOMED CT

Taken from the MECHVALVREP_COD refset published by NHSD.

Medication Review - OpenSAFELY Service Restoration Observatory SNOMED CT
Published by OpenSAFELY