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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Blood pressure (BP) recording codes SNOMED CT
Taken from the `BP_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/).
Blood pressure (BP) recording exception codes SNOMED CT
Taken from the `BPEX_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/).
Blood pressure recording codes excluding home and ambulatory blood pressure SNOMED CT
Taken from the `CLINBP_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/).
Blood tests SNOMED CT
Blood test result codes
Published by Ardens
Body Mass Index (BMI) codes explicitly normal or higher or with a value attached SNOMED CT
Taken from the `LBMI_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/).
Body Mass Index (BMI) codes explicitly normal or higher, or with a value attached (obsolete) SNOMED CT
Taken from the `LBMI_COD` refset published by NHSD.
Body mass index (BMI) codes SNOMED CT
Taken from the `BMI_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/).
Body mass index (BMI) codes >= 30 without an associated BMI value SNOMED CT
Taken from the `BMI30_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/).
Body mass index (BMI) codes >= 40 without an associated BMI value SNOMED CT
Taken from the `LBMI40_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/).
Body mass index (BMI) codes with an associated BMI value SNOMED CT
Taken from the `BMIVAL_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/).
Body mass index (BMI) healthy codes SNOMED CT
Taken from the `BMIHEALTHY_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/).
Body mass index (BMI) obese codes SNOMED CT
Taken from the `BMIOBESE_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/).
Body mass index (BMI) overweight codes SNOMED CT
Taken from the `BMIOVER_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/).
Body mass index (BMI) underweight codes SNOMED CT
Taken from the `BMIUNDER_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/).
Bone Density Scan SNOMED CT
Codes which relate to the arrangement, completion, or result of a bone density scan.
Published by OpenSAFELY