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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Symptoms: abdominal pain SNOMED CT

Code list aiming to identify individuals consulting complaining of abdominal pain.

Published by OpenSAFELY
Symptoms: anxiety SNOMED CT

Code list aiming to identify individuals consulting complaining of anxiety symptoms and with anxiety diagnoses.

Published by OpenSAFELY
Symptoms: breathlessness SNOMED CT

Code list aiming to identify individuals consulting complaining of being short of breath.

Published by OpenSAFELY
Symptoms: chest pain without confirmed diagnosis SNOMED CT

Code list aiming to identify individuals consulting complaining of chest pain. Aiming to identify unexplained chest pain.

Published by OpenSAFELY
Symptoms: chest tightness SNOMED CT

Code list aiming to identify individuals consulting complaining of chest tightness.

Published by OpenSAFELY
Symptoms: cognitive impairment SNOMED CT

Code list aiming to identify individuals consulting complaining of cognitive impairment.

Published by OpenSAFELY
Symptoms: cough SNOMED CT

Code list aiming to identify individuals consulting complaining of cough.

Published by OpenSAFELY
Symptoms: delirium SNOMED CT

Code list aiming to identify individuals consulting complaining of delirium.

Published by OpenSAFELY
Symptoms: depression SNOMED CT

Code list aiming to identify individuals consulting complaining of symptoms of depresson and with depression diagnoses.

Published by OpenSAFELY
Symptoms: diarrhoea SNOMED CT

Code list aiming to identify individuals consulting complaining of diarrhoea

Published by OpenSAFELY
Symptoms: dizzy SNOMED CT

Code list aiming to identify individuals consulting complaining of dizziness.

Published by OpenSAFELY
Symptoms: earache SNOMED CT

Code list aiming to identify individuals consulting complaining of earache.

Published by OpenSAFELY
Symptoms: fatigue SNOMED CT

Code list aiming to identify individuals consulting complaining of fatigue.

Published by OpenSAFELY
Symptoms: fever SNOMED CT

Code list aiming to identify individuals consulting complaining of fever.

Published by OpenSAFELY
Symptoms: hair loss SNOMED CT

Code list aiming to identify individuals consulting complaining of hair loss.

Published by OpenSAFELY