OpenCodelists

OpenSAFELY codelists

Published codelists

All of the codelists published by OpenSAFELY

Name Coding system Description Last updated
Hydroxychloroquine dm+d This is a list of [NHS dictionary of medicines and devices](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) items for oral hydroxychloroquine.
Hyoscine butylbromide - subcutaneous formulations dm+d This codelist contains all subcutaneous formulations of hyoscine butylbromide.
Hyoscine hydrobromide subcutaneous dm+d This code list contains hyoscine hydrobromide formulations which may be given subcutaneously.
Hyperparathyroidism SNOMED CT This codelist aims to identify patients who have hyperparathyroidism.
Hypertension CTV3 Code indicative of a hypertension diagnosis
Hypertension (SNOMED) SNOMED CT Automatically-generated equivalent of [Hypertension](/codelist/opensafely/hypertension/)
ICD-10 Chapter I ICD-10
ICD-10 Chapter II ICD-10
ICD-10 Chapter III ICD-10
ICD-10 Chapter IV ICD-10
ICD-10 Chapter IX ICD-10
ICD-10 Chapter V ICD-10
ICD-10 Chapter VI ICD-10
ICD-10 Chapter VII ICD-10
ICD-10 Chapter VIII ICD-10
ICD-10 Chapter X ICD-10
ICD-10 Chapter XI ICD-10
ICD-10 Chapter XII ICD-10
ICD-10 Chapter XIII ICD-10
ICD-10 Chapter XIV ICD-10
ICD-10 Chapter XIX ICD-10
ICD-10 Chapter XV ICD-10
ICD-10 Chapter XVI ICD-10
ICD-10 Chapter XVII ICD-10
ICD-10 Chapter XVIII ICD-10
ICD-10 Chapter XX ICD-10
ICD-10 Chapter XXI ICD-10
ICD-10 Chapter XXII ICD-10
Ibandronic acid dm+d All products containing ibandronic acid.
Ibuprofen - oral dm+d A list of [NHS dictionary of medicines and devices](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) codes for oral Ibuprofen.
Immigration status SNOMED CT This codelist represents a list of codes indicative of a specific immigration status (e.g. indefinite leave to remain, asylum seeker awaiting decision).
Immigration status excluding asylum and refugee status SNOMED CT This codelist represents a list of codes indicative of a specific immigration status (e.g. indefinite leave to remain) excluding refugee or asylum-related statuses.
Incident Stroke CTV3 Codes relating to incident stroke in primary care.
Incident dementia SNOMED CT Codes for identifying new diagnoses of dementia.
Incident heart failure CTV3 Incident heart failure codes
Incident non-traumatic stroke CTV3 Further adapted from https://codelists.opensafely.org/codelist/opensafely/incident-stroke/2020-10-05/, to remove codes associated with trauma, or perinatal events (thanks to Brian Nicholson for reviewing this!).

The list was previously from https://codelists.opensafely.org/codelist/opensafely/stroke-updated/2020-06-02/.
Indometacin dm+d This is a list of [NHS dictionary of medicines and devices](https://ebmdatalab.net/what-is-the-dmd-the-nhs-dictionary-of-medicines-and-devices/) codes for oral indometacin.
Inflammatory Bowel Disease CTV3 Codes indicating diagnosis of inflammatory bowel disease
Inflammatory Bowel Disease (SNOMED) SNOMED CT Automatically-generated equivalent of [Inflammatory Bowel Disease](/codelist/opensafely/inflammatory-bowel-disease/)
Inflammatory Bowel Disease - Unclassified CTV3
Influenza Exclusion (Primary Care) - Maximal Sensitivity SNOMED CT Exclusion critera for identifying Influenza in primary care when using a maximally sensitive codelist
Influenza Exclusion (Secondary Care) - Maximal Sensitivity ICD-10 Exclusion criteria for identifying Influenza in primary care when using a maximally sensitive codelist
Influenza Identification (Prescriptions) - Maximal Sensitivity BNF Codelist created to identify influenza infections in primary care without testing, medications were provided by clinician Charlotte Warren-Gash
Influenza Identification (Prescriptions) - Maximal Sensitivity - dmd dm+d Codelist created to identify influenza infections in primary care without testing, medications were provided by clinician Charlotte Warren-Gash
Influenza Identification (Primary Care) SNOMED CT Codelist created to identify Influenza in primary care with as much specificity as possible
Influenza Identification (Primary Care) - Maximal Sensitivity SNOMED CT Codelist created to identify Influenza in primary care with as much sensitivity as possible
Influenza Identification (Secondary Care) ICD-10 Codelist created to identify Influenza in secondary care with as much specificity as possible
Influenza Vaccination dm+d This is a list of influenza vaccinations in the NHS dictionary of medicines and devices.
Influenza Vaccination Clinical Codes - All CTV3 tbc
Influenza Vaccination Clinical Codes - Given CTV3 TODO
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