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


Reset
Loop diuretics Rx dm+d

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

© PRIMIS - the University of Nottingham 2021

Published by PINCER
Low and medium dose ICS inhalers dm+d

A list of low and medium dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

Published by OpenSAFELY
Low and medium dose multiple ingredient ICS inhalers dm+d

A list of low and medium dose multpiple ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

Published by OpenSAFELY
Low and medium dose single ingredient ICS inhalers dm+d

A list of low and medium dose single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

Published by OpenSAFELY
Low and medium intensity statins BNF

Used by the following OpenPrescribing measures:

Published by OpenPrescribing
Low density lipoprotein (LDL) cholesterol test results SNOMED CT

Taken from the LDLCCHOL_COD refset published by NHSD.

Low molecular weight heparins BNF

This codelist contains all preparations of low molecular weight heparins.

Published by OpenSAFELY
Low molecular weight heparins dm+d dm+d

This dm+d codelist contains all preparations of low molecular weight heparins.

Published by OpenSAFELY
Low, normal or high body mass index (BMI) codes SNOMED CT

Taken from the BMILMH_COD refset published by NHSD.

Lower Respiratory Tract Infection CTV3

Codes indicating a diagnosis of a lower respiratory tract infection excluding pneumonia

Published by OpenSAFELY
Lower Risk from COVID-19 codes SNOMED CT

Taken from the NONSHIELD_COD field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021

Lower Risk from COVID-19 codes SNOMED CT

Taken from the NONSHIELD_COD field in SARS-CoV2 COVID19 Vaccination Uptake Reporting Codes 20_21 v1, published by PRIMIS.

© PRIMIS - the University of Nottingham 2021

Lower respiratory tract infection - secondary care ICD-10

Identifies lower respiratory tract infections in hospital admissions.

Published by OpenSAFELY
Lung Cancer CTV3

Codes indicating a diagnosis of lung cancer

Published by OpenSAFELY
Lung Cancer (SNOMED) SNOMED CT

Automatically-generated equivalent of Lung Cancer

Published by OpenSAFELY