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.

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Ethnicity CTV3
A list of ethnicity codes in use in UK general practice including aggregate grouping at two levels.

5+1 category labels are:
Published by OpenSAFELY
Ethnicity (SNOMED) SNOMED CT
Automatically-generated equivalent of [Ethnicity](/codelist/opensafely/ethnicity/)
Published by OpenSAFELY
Ethnicity codes SNOMED CT
Combined ethnicity codes from SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity no record SNOMED CT
Taken from the `ETH_NORECORD_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity no record SNOMED CT
Taken from the `ETH_NORECORD_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity not disclosed codes SNOMED CT
Taken from the `ETHNICITYND_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/).
Ethnicity not given - patient refused SNOMED CT
Taken from the `ETH_NOTGIPTREF_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity not given - patient refused SNOMED CT
Taken from the `ETH_NOTGIPTREF_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity not stated SNOMED CT
Taken from the `ETH_NOTSTATED_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Ethnicity not stated SNOMED CT
Taken from the `ETH_NOTSTATED_COD` field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021
Evidence of diabetic retinopathy screening attendance codes SNOMED CT
Taken from the `CVDRETSCRN_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/).
Exacerbations of asthma SNOMED CT
Codelist of asthma exacerbations developed by Hannah Whittakar (Imperial College London) and validated by Jenni Quint (Imperial College London) for CONVALESCENCE
Exacerbations of copd SNOMED CT
Excessive alcohol consumption codes SNOMED CT
Taken from the `EXCESSALC_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/).
Exercise intervention and advice SNOMED CT
Taken from the `EXERCISEINT_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/).