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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Astra Zeneca vaccination medication code dm+d
Taken from the `AZD1/2RX_COD` fields in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asylum or refugee-related status SNOMED CT
A list of SNOMED CT codes related to refugee or asylum status, including codes related to presence in an immigration removal centre.
Published by OpenSAFELY
At risk of dementia codes SNOMED CT
Taken from the `DEMRISK_COD` refset published by NHSD.
Atomoxetine - dmd dm+d
dm+d codelist for atomoxetine
Published by OpenSAFELY
Atopic dermatitis CTV3
Published by OpenSAFELY
Atopic dermatitis codes SNOMED CT
Taken from the `ATOPDERM_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Atorvastatin high intensity drug codes dm+d
Taken from the `HIATORVASTAT_COD` NHS drug refset. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Published by NHS Drug Refsets
Atrial fibrillation - Clinical finding CTV3
The following codes are used to indicate a clinical finding of Atrial fibrillation.
Published by OpenSAFELY
Atrial fibrillation codes SNOMED CT
Taken from the `AFIB_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Atrial fibrillation exception reporting CTV3
The following codes are used to indicate Atrial fibrillation exception reporting
Published by OpenSAFELY
Atrial fibrillation monitoring and review codes SNOMED CT
Taken from the `AFMON_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).
Atrial fibrillation or flutter CTV3
Codes for a history of atrial fibrillation or atrial flutter
Published by OpenSAFELY
Atrial fibrillation quality indicator care unsuitable for patient CTV3
The following codes are used to indicate Atrial fibrillation quality indicator care unsuitable for patient
Published by OpenSAFELY
Atrial fibrillation resolved CTV3
The following codes are used to indicate Atrial fibrillation resolved
Published by OpenSAFELY
Atrial fibrillation resolved codes SNOMED CT
Taken from the `AFIBRES_COD` refset published by NHSD. Contains public sector information licensed under the UK Open Government Licence v3.0 (https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/).