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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Peak expiratory flow rate (PEFR) codes SNOMED CT

Taken from the PEFR_COD refset published by NHSD.

Peak expiratory flow rate (PEFR) codes SNOMED CT

The PEFR_COD cluster in the asthma reference set taken from the Primary Care Domain Reference Set Portal, published by NHS Digital on 2021-12-21.

Published by OpenSAFELY
Penicillamine BNF
Published by OpenSAFELY
Penicillamine dmd dm+d

dm+d codelist for penicillamine

Published by OpenSAFELY
Penicillins (antibacterials) dm+d

Penicillins codelist extracted from antibacterials codelist (https://www.opencodelists.org/codelist/opensafely/antibacterials/27089eaa/)

Published by UKHSA
Peripheral arterial disease (PAD) diagnostic codes SNOMED CT

Taken from the PAD_COD refset published by NHSD.

Peripheral arterial disease (PAD) exception codes SNOMED CT

Taken from the PADEXC_COD refset published by NHSD.

Permanent Immunosuppression CTV3

Codes indicating a diagnosis of a permanent immunosuppression excluding HIV, and including genetic causes of immunosuppression

Published by OpenSAFELY
Permanent Immunosuppression (SNOMED) SNOMED CT

Automatically-generated equivalent of Permanent Immunosuppression

Published by OpenSAFELY
Persistent proteinuria codes SNOMED CT

Taken from the NDAPRT_COD refset published by NHSD.

Personalised Care and Support Plan agreed codes SNOMED CT

Taken from the PCSPAGRE_COD refset published by NHSD.

Pertussis vaccination in pregnancy codes SNOMED CT

Taken from the PERVAC1_COD refset published by NHSD.

Pertussis vaccination in pregnancy given by other healthcare provider codes SNOMED CT

Taken from the PERVACOHP1_COD refset published by NHSD.

Pharmacotherapy codes SNOMED CT

Taken from the PHARM_COD refset published by NHSD.

Pharmacy First - Acute Otitis Media treatment BNF

User requirements

This codelist is used to identify supply of any medication included in the Pharmacy First Patient Group Directions for treatment of acute otitis media.

Sensitivity versus specificity

Specific to only the strength/formulations included in the PGDs for acute otitis media (including both brands and generics).

Relevant definitions or links to important reference sources

PGDs: https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7a.-Acute-otitis-media-phenazone-lidocaine-ear-drops-patient-group-direction-Pharmacy-First.pdf

https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7b.-Acute-otitis-media-amoxicillin-patient-group-direction-Pharmacy-First.pdf

https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7c.-Acute-otitis-media-clarithromycin-patient-group-direction-Pharmacy-First.pdf

https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7d.-Acute-otitis-media-erythromycin-patient-group-direction-Pharmacy-First.pdf

Existing relevant codelists

N/A

Published by OpenSAFELY