The codelist contains medicines that are ACE Inhibitors from the RAS section of BNF codes.
Codes that indicate an absence of an appendix, either as a clinical finding or due to appendicectomy
Codes that indicate an episode of acute appendicitis
This list contains dm+d entries for adrenaline auto-injectors, commonly know as pens, which are used by people when they experience an emergency allergic reaction.
This code list contains NHS dm+d codes for alpha-adrenoceptor blocking Drugs in the cardiovascular chapter of BNF codes.
Codelist for defining the presence of a history of amputation
This captures amputation of the lower limb for the risk prediction project. Other studies requiring amputation codes should refer to the full codelist, under 'Amputation'.
The following notebook contains medicines that are angiotensin II receptor antagonists from the RAS section of BNF codes. All combination products have been excluded and the list has been cross refereneced with the actual BNF for "Other drugs in the class ace inhibitors".
This codelists contains all the NHS dictionary of medicines and devices codes for "antidiabetic drugs" as specified by the BNF coding system. This does not include insulin.
This codelist contains NHS Dictionary of Medicines and Devices (dm+d) for oral antihistamines
Codes that indicate incident or history of antiphospholipid syndrome
This codelist contains codes for antiplatelets.
Codes indicating diagnosis of aplastic anaemia
Automatically-generated equivalent of Aplastic Anaemia
A list of NHS dictionary of medicines and devices codes for Aspirin.
Codes indicating diagnosis of asplenia or dysplenia (acquired or congenital)
Automatically-generated equivalent of Asplenia
Codes indicating an asthma diagnosis
Automatically-generated equivalent of Asthma Diagnosis
Medication codes of inhaled salbutamol medications used for asthma treatment
Medication codes of inhaled corticosteroid medications used for asthma treatment
Medication codes of oral prednisolone.
The following codes are used to indicate a clinical finding of Atrial fibrillation.
The following codes are used to indicate Atrial fibrillation exception reporting
Codes for a history of atrial fibrillation or atrial flutter
The following codes are used to indicate Atrial fibrillation quality indicator care unsuitable for patient
The following codes are used to indicate Atrial fibrillation resolved
The following codes are used to indicate Atrial fibrillation: Patient has chosen not to receive atrial fibrillation quality indicator care
This codelists includes AMPs and VMPs from the NHS dictionary of medicines and devices for azithromycin.
This code list contains NHS dm+d codes for beta-adrenoceptor blocking drugs, which are better known as beta-blockers.
Codes indicating a bone marrow transplant has been carried out
Automatically-generated equivalent of Bone Marrow Transplant
Codes indicating a diagnosis of COPD exacerbation or a LRTI infection
Code indicating an annual review of COPD or the provision of a rescue pack for COPD exacerbations
The following two ICD-10 codes for COVID identification have been used
U07.1 virus identified Use this code when COVID-19 has been confirmed by laboratory testing irrespective of severity of clinical signs or symptoms. Use additional code, if desired, to identify pneumonia or other manifestations.
U07.2 COVID-19, virus not identified Use this code when COVID-19 is diagnosed clinically or epidemiologically but laboratory testing is inconclusive or not available. Use additional code, if desired, to identify pneumonia or other manifestations
Helper file for COVID identifcation in primary care - suspect case. Used to identify which of the suspect codes in the COVID identification in primary care file is used by 111 for recording a suspect case.
Helper file for COVID identifcation in primary care relating to the case, negative test, potential historic case and historic case codelists. Can be used to identify which of the codes in these codelists have been used by Pillar 2 testing (and later Pillars).
Codes indicating exposure to COVID-19 (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 antigen test negative (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 historic case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)
This is a list of NHS dictionary of medicines and devices oral non-seroidal anti-inflammatory drugs (NSAIDs) that specifically targets cyclooxygenase / COX-2 enzyme.
The codelist contains medicines that are classed as calcium channel blockers in BNF codes.
Codes indicating a diagnosis of a cancer other than lung cancer or haematological cancer
Automatically-generated equivalent of Cancer excluding lung and haematological
Chapter I of ICD-10 for cardiovascular mortality with variables separating out codes relating to myocardial infarction and heart failure. Previously used by Jeremy P. Brown and Krishnan Bhaskaran (see below).
Codes indicating chemotherapy or radiotherapy or both has been carried out
Automatically-generated equivalent of Chemotherapy or Radiotherapy
An updated version of https://codelists.opensafely.org/codelist/opensafely/chemotherapy-or-radiotherapy/, with truncated codes fixed.
This notebook contains NHS dm+d codes medications chloroquine phosphate or chloroquine sulfate.
Codes indicating a diagnosis of chronic heart disease, excluding simple VSD and AF
Automatically-generated equivalent of Chronic Cardiac Disease
A codelist developed to support identification of people with chronic kidney disease using codes indicating end stage renal disease, dialysis or kidney transplant code.
Automatically-generated equivalent of Chronic Kidney Disease
Code indicating diagnosis of chronic liver disease
Automatically-generated equivalent of Chronic Liver Disease
Codes indicating a diagnosis of a chronic respiratory disease excluding asthma
Automatically-generated equivalent of Chronic Respiratory Disease
The following codelist contains products with more than one ingredient for the treatment of blood pressure from the cardiovascular chapter of BNF codes.
Codes indicating current, adult asthma.
Codelist indicating current COPD.
Codes indicating a diagnosis of cystic fibrosis or associated diseases such as primary ciliary dyskinesia
This codelist is a list of NHS dm+d codes for "disease modifying antirheumatic drugs" more commonly referred to as DMARDs.
Codes indicating dementia
Automatically-generated equivalent of Dementia
The following codes are used to indicate Depression
Codes indicating diagnosis of permanent diabetes
Automatically-generated equivalent of Diabetes
This lists contains CTV3 codes used to identify people who may have had diabetes ketoacidosis (DKA). It has been generated based on a DKA snomed list using internal mappings. The SNOMED codelistlist was conceived to identify DKA in a specific group of patients in a specific time period, therefore we have been permissive in including unspecific codes which may not be suitable for all studies.
This lists contains codes used to identify people who may have had diabetes ketoacidosis (DKA). This list was conceived to identify DKA in a specific group of patients in a specific time period, therefore we have been permissive in including unspecific codes which may not be suitable for all studies.
Codes which likely indicate either Type 1 or Type 2 diabetes but are ambiguous.
ICD-10 codes for Diabetic Ketoacidosis
Codes indicating dialysis treatment, or preparation for dialysis
This is a codelists that identifies all prepartaions from the NHS dictionary of medicines and devices for Directing Oral Anticoagulants better knows as DOACs. They have previously been know as NOACs.
Codes indicating a diagnosis of influenza or influenza-like illness
A list of ethnicity codes in use in UK general practice including aggregate grouping at two levels.
Automatically-generated equivalent of Ethnicity
This is a codelist that identifies SNOMED codes where a Directing Oral Anticoagulants (DOACs) is explicitly contraindicated. They have previously been know as NOACs.
The following codes are used to indicate Falls
Codelist for creating binary variable capturing fragilities/fractures
Codes indicating diagnosis of either a GI bleed or a GI ulcer
Automatically-generated equivalent of GI Bleed or Ulcer
Codes indicating a diagnosis of Temporal Arteritis or Giant Cell Arteritis
Codes indicating a diagnosis of HIV
Automatically-generated equivalent of HIV
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Codes indicating diagnosis of a haematological cancer including multiple myeloma
Automatically-generated equivalent of Haematological Cancer
This indicates a diagnosis of heart failure (both left and right sided).
A codelist developed to support identification of people with hepatitis C, current or past.
Includes a history of flag: - 0 for not a history code; - 1 history code; - 2 possible history code
The following list contains codes for Hidradenitis Suppurativa.
This codelist is used to identify INR blood tests that are explicitly considered to be high.
A list of high dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of high dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of high dose single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
This is a list of NHS dictionary of medicines and devices items for oral hydroxychloroquine.
Code indicative of a hypertension diagnosis
Automatically-generated equivalent of Hypertension
A list of NHS dictionary of medicines and devices codes for oral Ibuprofen.
Codes relating to incident stroke in primary care.
Incident heart failure codes
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/.
This is a list of NHS dictionary of medicines and devices codes for oral indometacin.
Codes indicating diagnosis of inflammatory bowel disease
Automatically-generated equivalent of Inflammatory Bowel Disease
This is a list of influenza vaccinations in the NHS dictionary of medicines and devices.
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A list of insulin preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
Codes for a history of intellectual disability
Codelist for identifying a history of intellectual disability (including Down's syndrome)
This codelist is used to identify INR blood tests.
These codes indicate a diagnosis of interstitial lung disease (ILD)
The following codes are used to indicate Invite for atrial fibrillation care review
Codes indicating kidney transplant (recipient)
A list of combination inhalers including a long acting beta agonist (LABA) and an inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of combination inhalers including a long acting beta agonist (LABA) and long acting antimuscarininc (LAMA) and inhaled corticosteroids (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of combination inhalers including a long acting beta agonist (LABA) and long acting antimuscarininc (LAMA) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
The following codes are used to indicate learning disability.
A list of leukotriene receptor antagonists (LTRA) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of low and medium dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of low and medium dose multpiple ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of low and medium dose single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
This codelist contains all preparations of low molecular weight heparins.
This dm+d codelist contains all preparations of low molecular weight heparins.
Codes indicating a diagnosis of a lower respiratory tract infection excluding pneumonia
Codes indicating a diagnosis of lung cancer
Automatically-generated equivalent of Lung Cancer
These codes indicate a diagnosis of multiple sclerosis (MS)
This is a list of codes denoting a heart attack / myocardial infarction.
The following codes are used to indicate Myocardial infarction 2
This codelists supports analysis of records of people who may reside in a nursing or care home. NHS England requires primary care networks (PCNs) to maintain this list as part their contract.
This codelist supports analysis of records of people who may reside in a nursing or care home. NHS England requires primary care networks (PCNs) to maintain this list as part their contract.
This codelist are the recommended snomed-ct codes from the NICE guidelines on managing the long-term effects of COVID-19 also known as "long COVID"
This is a list of NHS dictionary of medicines and devices oral non-seroidal anti-inflammatory drugs (NSAIDs) .
This is a list of NHS dictionary of medicines and devices codes for high dose naproxen.
This is a list of NHS dictionary of medicines and devices codes for low dose naproxen.
This is a list of NHS dictionary of medicines and devices codes for "other doses" of naproxen.
A list of nebulised medications preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices that are used in asthma and COPD.
This codelist contains codes for oestrogen and oestrogen-like drugs that potentially increase the risk of thrombotic events.
A list of clinical codes related to osteoarthritis.
Codes indicating a diagnosis of a chronic respiratory disease excluding asthma, cystic fibrosis and associated diseases such as primary ciliary dyskinesia
Chronic heart conditions, excluding heart failure
Codes indicating other neurological conditions not including stroke or dementia
Automatically-generated equivalent of Other Neurological Conditions
Codes indicating other organ transplant (not kidney)
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)
Codes indicating a diagnosis of a permanent immunosuppression excluding HIV, and including genetic causes of immunosuppression
Automatically-generated equivalent of Permanent Immunosuppression
This is a list of pneumococcal vaccinations in the NHS dictionary of medicines and devices
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Pneumonia ICD-10 codes.
This is a list of snomed / NHS dictionary of medicines and devices for oral proton pump inhibtors (PPI).
This is a list of SNOMED-CT codes used to identify diagnosis of psoriatic arthritis.
The following codes are used to indicate Psychosis, schizophrenia + bipolar affective disease
Codes indicating diagnosis of rheumatoid arthritis or SLE or psoriasis
Automatically-generated equivalent of RA / SLE / Psoriasis
These codes indicate a diagnosis of rheumatoid arthritis (RA)
A list of short acting beta agonist (SABA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of single ingredient short acting antimuscarinic (SAMA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
Codes indicating diagnosis of sickle cell disease
Automatically-generated equivalent of Sickle Cell Disease
A list of single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of single ingredient long acting beta agonist (LABA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
A list of single ingredient long acting antimuscarinic (LAMA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
Smoking codes that are clear in the capturing of smoking status. To be contrasted against Smoking - Unclear where the codes are less certain.
Automatically-generated equivalent of Smoking - Clear
Codes that indicate smoking status. These codes are less clear than codes captured in Smoking Clear, and there remains some ambiguity about the smoking status.
Automatically-generated equivalent of Smoking - Unclear
Codes indicating solid organ transplantion (receptient only) has been carried out
Automatically-generated equivalent of Solid Organ Transplantation
This codelist contains spironolactone preparations.
A list of statin preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.
Automatically-generated equivalent of Stroke
DEPRECATED due to presence of Read 2 codes, and missing CTV3 codes, the corrected version is: https://codelists.opensafely.org/codelist/opensafely/stroke-updated
Codes indicating stroke (both haemorrhagic and ischaemic).
An updated version of https://codelists.opensafely.org/codelist/opensafely/stroke/, which contained some stray unmapped Read 2 codes.
The original codelist had 49 Read 2 codes. These are replaced by 127 CTV3 codes.
Stroke ICD-10 codes.
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. (2) the earliest date of such a code.
These codes indicate a diagnosis of systemic lupus erythematosus (SLE)
Codes indicating a diagnosis of a temporary immunosuppression.
Automatically-generated equivalent of Temporary Immunosuppression
The codelist contains medicines that are thiazide diuretics from the "thiazides and related diuretics" section of BNF codes.
Codes that indicate incident or history of transient ischaemic attack. This codelist include definite and probable transient ischaemic attack. Future studies which require codes denoting definite transient ischaemic attack need to derive another codelist.
Codes that indicate an episode of transverse myelitis
Codes explicitly indicating Type 1 Diabetes
Codes explicity indicating Type 1 Diabetes (secondary care)
Codes explicitly indicating Type 2 Diabetes
Codes indicating incident/ history of valvular atrial fibrillation (codes indicating artificial valves and mitral stenosis).
DEFINITION: A history of venous thromboembolic disease
Variables: (1) a binary variable denoting the presence of one of the codes at any point in the patient record. (2) the earliest date of such a code.
This is a codelist to identify all warfarin preparations in the NHS dictionary of medicines and devices.
CTV3 (READ V3) codelist for Worms
Codes for type 1 and type 2 diabetes.
Codes to define incident cases of venous thromboemolic disease.
Codes that indicate incident or history of peripheral arterial disease.
This is used for calculating the CHAD2S2-VASc score.
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Codes to define venous thromboembolic disease in hospital.