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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Aplastic Anaemia CTV3
Codes indicating diagnosis of aplastic anaemia
Published by OpenSAFELY
Aplastic Anaemia (SNOMED) SNOMED CT
Automatically-generated equivalent of [Aplastic Anaemia](/codelist/opensafely/aplastic-anaemia/)
Published by OpenSAFELY
Appendicitis ICD10 ICD-10
Appendicitis ICD10 codes
Appendicitis SNOMED SNOMED CT
Appendicitis SNOMED codes
Arterial revascularisation procedures on legs heart and brain codes SNOMED CT
Taken from the `REVASCULAR_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/).
Ascitic drainage SNOMED CT
User Requirements

This codelist aims to identify any ascitic drain procedure or code that indicate that an ascitic drainage procedure has taken place.
Published by OpenSAFELY
Asian or Asian British - Any other Asian background Ethnicity SNOMED CT
Taken from the `ETH2001_ASNOTHER_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Any other Asian background Ethnicity SNOMED CT
Taken from the `ETH2001_ASNOTHER_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Bangladeshi Ethnicity SNOMED CT
Taken from the `ETH2001_ASNBANG_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Bangladeshi Ethnicity SNOMED CT
Taken from the `ETH2001_ASNBANG_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Indian Ethnicity SNOMED CT
Taken from the `ETH2001_ASNINDIAN_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Indian Ethnicity SNOMED CT
Taken from the `ETH2001_ASNINDIAN_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Pakistani Ethnicity SNOMED CT
Taken from the `ETH2001_ASNPAK_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British - Pakistani Ethnicity SNOMED CT
Taken from the `ETH2001_ASNPAK_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Asian or Asian British Any other Asian background ethnicity group codes (2016 grouping) SNOMED CT
Taken from the `ETH2016AO_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/).