OpenSAFELY codelists


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Paget's Disease SNOMED CT
Identifies codes which refer to Paget's disease of the bone.
Parental History of Hip Fracture SNOMED CT
This codelist aims to identify people who have a parental history of hip fractures.
Paxlovid (nirmatrelvir/ritonavir) absolute contraindications - dmd dm+d
This codelist contains drugs which are likely to contraindicate the use of Paxlovid (nirmatrelvir/ritonavir). This list is a refinement of previous "do not co-administer" lists to filter out drugs where mitigation strategies may be employed - e.g. withholding the drug during Paxlovid therapy.
See [GitHub issue](https://github.com/opensafely/codelist-development/issues/266) for full details.
Paxlovid - dmd dm+d
A codelist to identify all prescribing of Paxlovid (Nirmatrelvir with Ritonavir).

User requirements
Codelist needed to return all recorded prescriptions of Paxlovid in primary care records.
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.
Penicillamine BNF
Penicillamine dmd dm+d
dm+d codelist for penicillamine
Permanent Immunosuppression CTV3
Codes indicating a diagnosis of a permanent immunosuppression excluding HIV, and including genetic causes of immunosuppression
Permanent Immunosuppression (SNOMED) SNOMED CT
Automatically-generated equivalent of [Permanent Immunosuppression](/codelist/opensafely/permanent-immunosuppression/)
Permanent loss of childbearing potential (female patients) SNOMED CT
Identifies codes which indicate a definite loss of childbearing potential which cannot plausibly be restored. The scope of the codelist is limited to female patients.
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
Pharmacy First - Acute Otitis Media treatment - dmd dm+d
##### 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
Pharmacy First - Acute Otitis Media treatment full dmd codelist dm+d
This codelist is used to identify supply of any medication included in the Pharmacy First Patient Group Directions for treatment of acute otitis media.

It is specific to only the strength/formulations included in the PGDs for acute otitis media (including both brands and generics).
Pharmacy First - Acute otitis media condition SNOMED CT
This codelist is used to identify cases of acute otitis media that are being assessed or managed in community pharmacy under the Pharmacy First Clinical Pathways service. It is intended for use alongside another codelist that identifies clinical pathways consultations. This codelist specifically relates to the SNOMED CT code used for data transfer via GP Connect: Update Record.
Pharmacy First - Any PGD oral antibiotic BNF
### User requirements

This codelist is used to identify supply of any oral antibiotic medication included in the Pharmacy First Patient Group Directions.