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 we have used in OpenSAFELY research to date.

All codelists

Codes indicating the patient has chosen not to receive salicylate SNOMED CT: Taken from the SALDEC_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes indicating the patient has chosen not to receive smoking quality indicator care SNOMED CT: Taken from the SMOKPCADEC_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes indicating the patient has chosen not to receive stroke quality indicator care SNOMED CT: Taken from the STIAPCADEC_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes indicating the patient is on maximum tolerated cholesterol lowering treatment SNOMED CT: Taken from the CHOLMAX_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes indicating the patient is pregnant SNOMED CT: Taken from the PREG_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes relating to homelessness SNOMED CT: Taken from the HOMELESS_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes required for COVID-19 pandemic planning and research to be returned from the last 2 years SNOMED CT: Taken from the GDPPR2YR_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes required for COVID-19 pandemic planning and research to be returned with no time limit SNOMED CT: Taken from the GDPPR_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes required for COVID-19 pandemic planning and research, not included within associated clusters from other services, to be returned with no time limit SNOMED CT: Taken from the GDPPRMISC_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes that describe the patients alcohol usage SNOMED CT: Taken from the ALCUSAGE_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes that indicate complete removal of the cervix SNOMED CT: Taken from the NOCX_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Codes that indicate operations on the uterus that result in inability to conceive SNOMED CT: Taken from the HYST2_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Colorectal cancer screening codes SNOMED CT: Taken from the COLCANSCR_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets
Combination blood pressure medication dm+d: The following codelist contains products with more than one ingredient for the treatment of blood pressure from the cardiovascular chapter of BNF codes.

Published by OpenSAFELY
Complement disorder codes SNOMED CT: Taken from the COMPLEMENTDIS_COD refset published by NHSD.

Published by NHSD Primary Care Domain Refsets