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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Hepatitis C CTV3

A codelist developed to support identification of people with hepatitis C, current or past.

Includes a history of flag: - 0 for not a history code; - 1 history code; - 2 possible history code

Published by OpenSAFELY
Hepatitis C associated with glomerulonephritis codes SNOMED CT

Taken from the HEPCGN_COD refset published by NHSD.

Hereditary spherocytosis diagnosis codes SNOMED CT

Taken from the SPHEROCYTOSIS_COD refset published by NHSD.

HibMenC vaccination contraindication codes SNOMED CT

Taken from the HIBMENCVACCON_COD refset published by NHSD.

Hidradenitis Suppurativa CTV3

The following list contains codes for Hidradenitis Suppurativa.

Published by OpenSAFELY
High International normalised ratio (INR) CTV3

This codelist is used to identify INR blood tests that are explicitly considered to be high.

Published by OpenSAFELY
High Risk from COVID-19 code SNOMED CT

Taken from the SHIELD_COD field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021

High Risk from COVID-19 code SNOMED CT

Taken from the SHIELD_COD field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021

High cost drugs - Abatacept null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of abatacept.

Published by OpenSAFELY
High cost drugs - Adalimumab null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of Adalimumab.

Published by OpenSAFELY
High cost drugs - Aflibercept null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of aflibercept.

Published by OpenSAFELY
High cost drugs - Alemtuzumab null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of alemtuzumab.

Published by OpenSAFELY
High cost drugs - Anakinra null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of anakinra.

Published by OpenSAFELY
High cost drugs - Baricitinib null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of baricitinib.

Published by OpenSAFELY
High cost drugs - Belimumab null

This is a list of all the unique values from the Drug Name variable in the High Cost Drugs Dataset that relate to the prescribing of belimumab.

Published by OpenSAFELY