OpenSAFELY codelists


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Other Heart Disease CTV3

Chronic heart conditions, excluding heart failure

Other Neurological Conditions CTV3

Codes indicating other neurological conditions not including stroke or dementia

Other Neurological Conditions (SNOMED) SNOMED CT

Automatically-generated equivalent of Other Neurological Conditions

Other Organ Transplant CTV3

Codes indicating other organ transplant (not kidney)

Other Respiratory Conditions CTV3

Patients who have any other chronic respiratory condition than COPD considered as a respiratory condition for the UK influenza surveillance programme. It covers: fibrosing lung disease, bronchiectasis or cystic fibrosis. Any code for either of these conditions will be taken to indicate presence of an 'other' chronic respiratory condition, absence of codes for either condition as absence of the disease.

Update 21-07-20: Removal of one CF screening code (Y2708 Cystic fibrosis screening test)

Oxycodone subcutaneous dm+d dm+d

This codelist contains oxycodone formulations which may be given subcutaneously. This is based on the list for "Priority medicines for palliative and end of life care during a pandemic"

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 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. This will be used to plot the recorded prescribing in primary care of all COVID-19 therapeutics.

Sensitivity versus specificity Volumes expected to be low, and drugs specific, so sensitivity to be prioritised

Relevant definitions or links to important reference sources N/A

Coding system dm+d

Existing relevant codelists https://github.com/opensafely/Paxlovid-and-sotrovimab/blob/main/codelists/bangzheng-paxlovid-dmd-0964dee3.csv

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

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

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

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