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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COPD Medications (New) BNF

Codelist created from existing list, https://www.opencodelists.org/codelist/bristol/copd-medications-bnf/4b00637c/#full-list, to solve issue with dm+d conversion

Published by OpenSAFELY
COPD Medications (New) - dmd dm+d

Codelist created from existing list, https://www.opencodelists.org/codelist/bristol/copd-medications-bnf/4b00637c/#full-list, to solve issue with dm+d conversion

Published by OpenSAFELY
COPD Rescue Packs and Annual Reviews CTV3

Code indicating an annual review of COPD or the provision of a rescue pack for COPD exacerbations

Published by OpenSAFELY
COPD exacerbation medications (BNF) BNF

COPD exacerbation medication codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project

COPD exacerbation secondary care ICD-10

Identifies COPD exacerbation hospital admissions.

Published by OpenSAFELY
COPD exacerbations SNOMED CT

Asthma exacerbations codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project

COPD exacerbations (SNOMED) SNOMED CT

COPD exacerbations codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project

COPD medications (BNF) BNF

COPD medication codes derived by Hannah Whittaker (Imperial College London) and reviewed by Jenni Quint (Imperial College London) for CONVALESENCE Long Covid EHR project

COVID Identification ICD-10

The following two ICD-10 codes for COVID identification have been used

U07.1 virus identified Use this code when COVID-19 has been confirmed by laboratory testing irrespective of severity of clinical signs or symptoms. Use additional code, if desired, to identify pneumonia or other manifestations.

U07.2 COVID-19, virus not identified Use this code when COVID-19 is diagnosed clinically or epidemiologically but laboratory testing is inconclusive or not available. Use additional code, if desired, to identify pneumonia or other manifestations

Published by OpenSAFELY
COVID Identification in primary care (helper) - 111 suspected CTV3

Helper file for COVID identifcation in primary care - suspect case. Used to identify which of the suspect codes in the COVID identification in primary care file is used by 111 for recording a suspect case.

Published by OpenSAFELY
COVID Identification in primary care (helper) - Pillar 2 onwards CTV3

Helper file for COVID identifcation in primary care relating to the case, negative test, potential historic case and historic case codelists. Can be used to identify which of the codes in these codelists have been used by Pillar 2 testing (and later Pillars).

Published by OpenSAFELY
COVID Identification in primary care - exposure to disease CTV3

Codes indicating exposure to COVID-19 (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

Published by OpenSAFELY
COVID booster admin code (earliest) SNOMED CT

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

COVID booster admin code (latest) SNOMED CT

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

COVID identification in primary care - antigen test negative CTV3

Codes indicating COVID-19 antigen test negative (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

Published by OpenSAFELY