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 that have been used in OpenSAFELY research to date.

All codelists


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Surgery emergency and immediate procedure OPCS-4 codes OPCS-4
OPCS-4 codes indicating an emergency or immediate procedure.
Can be used in addition to primary procedure code
Published by OpenSAFELY
Surgery for peripheral artery disease CTV3
DEFINITION: Surgery for peripheral artery disease

Variables:
(1) a binary variable denoting the presence of one of the codes at any point in the patient record.
Published by OpenSAFELY
Surgery staged and revision procedure OPCS-4 codes OPCS-4
OPCS-4 codes indicating planned staged OR revision procedure.
Can be used in addition to primary procedure code
Published by OpenSAFELY
Symptoms: PTSD SNOMED CT
Code list aiming to identify individuals consulting complaining of symptoms of post-traumatic stress disorder
Published by OpenSAFELY
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