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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Insulin Long-acting (basal) - dmd dm+d

This codelist contains NHS Dictionary of Medicines and Devices (dm+d) codes for all long-acting insulin preparations.

Published by OpenSAFELY
Insulin Medication dm+d

A list of insulin preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

Published by OpenSAFELY
Intellectual disability CTV3

Codes for a history of intellectual/learning disability

Published by OpenSAFELY
Intellectual disability including Down's Syndrome CTV3

Codelist for identifying a history of intellectual / learning disability (including Down's syndrome)

Published by OpenSAFELY
Interim Follow-Up Review SNOMED CT

-

Published by Ardens
International normalised ratio (INR) CTV3

This codelist is used to identify INR blood tests.

Published by OpenSAFELY
Interstitial Lung Disease CTV3

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

Published by OpenSAFELY
Interstitial lung disease (pulmonary fibrosis) SNOMED CT
Interstitial lung disease codes SNOMED CT

Taken from the ILD_COD refset published by NHSD.

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.