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 we have used in OpenSAFELY research to date.

All codelists


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Interstitial Lung Disease CTV3

These codes indicate a diagnosis of interstitial lung disease (ILD)

Published by OpenSAFELY
Interstitial lung disease (pulmonary fibrosis) SNOMED CT
Intranasal seasonal influenza vaccination first dose given by other healthcare provider codes SNOMED CT

Taken from the INTOHP1_COD refset published by NHSD.

Intranasal seasonal influenza vaccination second dose given by other healthcare provider codes SNOMED CT

Taken from the INTOHP2_COD refset published by NHSD.

Intranasal seasonal influenza vaccine first dose given codes SNOMED CT

Taken from the INTGP1_COD refset published by NHSD.

Intranasal seasonal influenza vaccine second dose codes SNOMED CT

Taken from the INTGP2_COD refset published by NHSD.

Invasive Group A Strep SNOMED CT

Following an increase in cases of Scarlet Fever and invasive Group A Strep in the UK this codelist aims to identify patients who have had a diagnosis of or a suspected diagnosis of Invasive Group A Strep including sepsis, necrotizing fasciitis and streptococcal toxic shock syndrome caused by Group A Strep.

Published by OpenSAFELY
Invite for asthma care review codes SNOMED CT

Taken from the ASTINVITE_COD refset published by NHSD.

Invite for atrial fibrillation care review CTV3

The following codes are used to indicate Invite for atrial fibrillation care review

Published by OpenSAFELY
Invite for atrial fibrillation care review codes SNOMED CT

Taken from the AFIBINVITE_COD refset published by NHSD.

Invite for cancer care review codes SNOMED CT

Taken from the CANINVITE_COD refset published by NHSD.

Invite for cardiovascular disease (CVD) care review codes SNOMED CT

Taken from the CVDINVITE_COD refset published by NHSD.

Invite for chronic obstructive pulmonary disease (COPD) care review codes SNOMED CT

Taken from the COPDINVITE_COD refset published by NHSD.

Invite for coronary heart disease (CHD) care review codes SNOMED CT

Taken from the CHDINVITE_COD refset published by NHSD.

Invite for dementia care review codes SNOMED CT

Taken from the DEMINVITE_COD refset published by NHSD.