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


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anorexia_bulimia Read V2
Published by QMUL Multimorbidity
anxiety Read V2
Published by QMUL Multimorbidity
aspirin + other antiplatelet Rx dm+d

Taken from the ANTIPLAT_COD field in the National PINCER Data Specification, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021

Published by PINCER
asthma Read V2
Published by QMUL Multimorbidity
atrial_fibrilation Read V2
Published by QMUL Multimorbidity
blindness Read V2
Published by QMUL Multimorbidity
bronchiectasis Read V2
Published by QMUL Multimorbidity
cancer immunosuppression SNOMED CT

Codelist for cancer immunosuppression which may be associated with repeat (prophylactic) antibiotic prescribing in primary care. Antibiotic prophylaxis is recommended for patients with or at risk of serious neutropenia (e.g. following hematopoietic stem-cell transplantation or treatment with myeloablative conditioning regimens [total body irradiation or chemotherapy])

Published by UKHSA
chronic inflammatory demyelinating polyneuropathy (CIDP) CTV3

CTV3 codelist for chronic inflammatory demyelinating polyneuropathy (no corresponding ICD-10 codes found)

Published by OpenSAFELY
chronic_kidney_disease SNOMED CT

SNOMED codelist for the chronic_kidney_disease group in the QCovid® to develop the COVID-19 Population Risk Assessment.

Published by QCovid
colorectal cancer ICD10 ICD-10
colorectal cancer ctv3 CTV3
colorectal cancer snomed SNOMED CT
declined 3rd COVID vaccination SNOMED CT

Taken from the COV3DECL_COD fields in SARS-CoV2 (COVID-19) Vaccine Uptake Reporting Codes v.1.5.3

declined course/dose COVID vaccination SNOMED CT

Taken from the COVDECL_COD fields in SARS-CoV2 (COVID-19) Vaccine Uptake Reporting Codes v.1.5.3