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ACE Inhibitor Medications dm+d

The codelist contains medicines that are ACE Inhibitors from the RAS section of BNF codes.

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Absence of Appendix CTV3 + TPP

Codes that indicate an absence of an appendix, either as a clinical finding or due to appendicectomy

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Acute Appendicitis CTV3 + TPP

Codes that indicate an episode of acute appendicitis

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Alpha-Adrenoceptor Blocking Drugs dm+d

This code list contains NHS dm+d codes for alpha-adrenoceptor blocking Drugs in the cardiovascular chapter of BNF codes.

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Amputation CTV3

Codelist for defining the presence of a history of amputation

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Amputation of lower limb CTV3

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'.

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Angiotensin II Receptor Blockers (ARBs) dm+d

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".

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Antidiabetic drugs dm+d

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.

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Antihistamines (oral) dm+d

This codelist contains NHS Dictionary of Medicines and Devices (dm+d) for oral antihistamines

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Aplastic Anaemia CTV3 + TPP

Codes indicating diagnosis of aplastic anaemia

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Aplastic Anaemia (SNOMED) SNOMED CT

Automatically-generated equivalent of Aplastic Anaemia

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Aspirin dm+d

A list of NHS dictionary of medicines and devices codes for Aspirin.

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Asplenia CTV3 + TPP

Codes indicating diagnosis of asplenia or dysplenia (acquired or congenital)

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Asplenia (SNOMED) SNOMED CT

Automatically-generated equivalent of Asplenia

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Asthma Diagnosis CTV3 + TPP

Codes indicating an asthma diagnosis

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Asthma Diagnosis (SNOMED) SNOMED CT

Automatically-generated equivalent of Asthma Diagnosis

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Asthma Inhaler Salbutamol Medication dm+d

Medication codes of inhaled salbutamol medications used for asthma treatment

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Asthma Inhaler Steroid Medication dm+d

Medication codes of inhaled corticosteroid medications used for asthma treatment

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Asthma Oral Prednisolone Medication dm+d

Medication codes of oral prednisolone.

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Atrial fibrillation - Clinical finding CTV3 + TPP

The following codes are used to indicate a clinical finding of Atrial fibrillation.

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Atrial fibrillation exception reporting CTV3 + TPP

The following codes are used to indicate Atrial fibrillation exception reporting

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Atrial fibrillation or flutter CTV3

Codes for a history of atrial fibrillation or atrial flutter

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Atrial fibrillation quality indicator care unsuitable for patient CTV3 + TPP

The following codes are used to indicate Atrial fibrillation quality indicator care unsuitable for patient

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Atrial fibrillation resolved CTV3 + TPP

The following codes are used to indicate Atrial fibrillation resolved

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Atrial fibrillation: Patient has chosen not to receive atrial fibrillation quality indicator care CTV3 + TPP

The following codes are used to indicate Atrial fibrillation: Patient has chosen not to receive atrial fibrillation quality indicator care

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Azithromycin Medication dm+d

This codelists includes AMPs and VMPs from the NHS dictionary of medicines and devices for azithromycin.

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Beta-blocker medications dm+d

This code list contains NHS dm+d codes for beta-adrenoceptor blocking drugs, which are better known as beta-blockers.

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Bone Marrow Transplant CTV3 + TPP

Codes indicating a bone marrow transplant has been carried out

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Bone Marrow Transplant (SNOMED) SNOMED CT

Automatically-generated equivalent of Bone Marrow Transplant

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COPD Infection CTV3 + TPP

Codes indicating a diagnosis of COPD exacerbation or a LRTI infection

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COPD Rescue Packs and Annual Reviews CTV3 + TPP

Code indicating an annual review of COPD or the provision of a rescue pack for COPD exacerbations

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COVID Identification ICD-10

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

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COVID Identification in primary care (helper) - 111 suspected CTV3 + TPP

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.

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COVID Identification in primary care (helper) - Pillar 2 onwards CTV3 + TPP

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).

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COVID Identification in primary care - exposure to disease CTV3 + TPP

Codes indicating exposure to COVID-19 (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - antigen test negative CTV3 + TPP

Codes indicating COVID-19 antigen test negative (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - historic case CTV3 + TPP

Codes indicating COVID-19 historic case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - potential historic case CTV3 + TPP

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - probable covid - clinical code CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - probable covid - positive test CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - probable covid - sequelae CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - suspected covid - advice CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - suspected covid - had test CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - suspected covid - isolation code CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - suspected covid - nonspecific clinical assessment CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - suspected covid - suspected codes CTV3

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COVID identification in primary care - unrelated to case status CTV3 + TPP

Codes indicating COVID-19 case (1 of 13 possible types of CTV3 codes that contain information related to COVID-19)

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COX-2 Specific NSAIDs dm+d

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.

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Calcium Channel Blockers dm+d

The codelist contains medicines that are classed as calcium channel blockers in BNF codes.

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Cancer excluding lung and haematological CTV3 + TPP

Codes indicating a diagnosis of a cancer other than lung cancer or haematological cancer

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Cancer excluding lung and haematological (SNOMED) SNOMED CT

Automatically-generated equivalent of Cancer excluding lung and haematological

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Chemotherapy or Radiotherapy CTV3 + TPP

Codes indicating chemotherapy or radiotherapy or both has been carried out

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Chemotherapy or Radiotherapy (SNOMED) SNOMED CT

Automatically-generated equivalent of Chemotherapy or Radiotherapy

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Chemotherapy or Radiotherapy (updated) CTV3 + TPP
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Chloroquine dm+d

This notebook contains NHS dm+d codes medications chloroquine phosphate or chloroquine sulfate.

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Chronic Cardiac Disease CTV3 + TPP

Codes indicating a diagnosis of chronic heart disease, excluding simple VSD and AF

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Chronic Cardiac Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Chronic Cardiac Disease

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Chronic Kidney Disease CTV3 + TPP

A codelist developed to support identification of people with chronic kidney disease using codes indicating end stage renal disease, dialysis or kidney transplant code.

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Chronic Kidney Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Chronic Kidney Disease

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Chronic Liver Disease CTV3 + TPP

Code indicating diagnosis of chronic liver disease

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Chronic Liver Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Chronic Liver Disease

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Chronic Respiratory Disease CTV3 + TPP

Codes indicating a diagnosis of a chronic respiratory disease excluding asthma

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Chronic Respiratory Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Chronic Respiratory Disease

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Combination blood pressure medication dm+d

The following codelist contains products with more than one ingredient for the treatment of blood pressure from the cardiovascular chapter of BNF codes.

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Current Asthma CTV3

Codes indicating current, adult asthma.

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Current COPD CTV3

Codelist indicating current COPD.

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Cystic Fibrosis CTV3 + TPP

Codes indicating a diagnosis of cystic fibrosis or associated diseases such as primary ciliary dyskinesia

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DMARDs dm+d

This codelist is a list of NHS dm+d codes for "disease modifying antirheumatic drugs" more commonly referred to as DMARDs.

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Dementia CTV3 + TPP

Codes indicating dementia

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Dementia (SNOMED) SNOMED CT

Automatically-generated equivalent of Dementia

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Depression CTV3 + TPP

The following codes are used to indicate Depression

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Diabetes CTV3 + TPP

Codes indicating diagnosis of permanent diabetes

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Diabetes (SNOMED) SNOMED CT

Automatically-generated equivalent of Diabetes

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Diabetes Ketoacidosis - CTV3 (DKA - unspecific) CTV3

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.

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Diabetes Ketoacidosis - SNOMED (DKA - unspecific) SNOMED CT

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.

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Diabetes Unknown Type CTV3 + TPP

Codes which likely indicate either Type 1 or Type 2 diabetes but are ambiguous.

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Diabetic Ketoacidosis (Secondary Care) ICD-10

ICD-10 codes for Diabetic Ketoacidosis

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Dialysis CTV3 + TPP

Codes indicating dialysis treatment, or preparation for dialysis

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Direct Acting Oral Anticoagulants (DOAC) dm+d

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.

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Documented Influenza illness CTV3 + TPP

Codes indicating a diagnosis of influenza or influenza-like illness

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Ethnicity CTV3

A list of ethnicity codes in use in UK general practice including aggregate grouping at two levels.

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Ethnicity (SNOMED) SNOMED CT

Automatically-generated equivalent of Ethnicity

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Explicit contraindication to DOACs (direct acting anticoagulants) CTV3

This is a codelist that identifies SNOMED codes where a Directing Oral Anticoagulants (DOACs) is explicitly contraindicated. They have previously been know as NOACs.

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Falls CTV3 + TPP

The following codes are used to indicate Falls

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Fragility CTV3

Codelist for creating binary variable capturing fragilities/fractures

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GI Bleed or Ulcer CTV3 + TPP

Codes indicating diagnosis of either a GI bleed or a GI ulcer

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GI Bleed or Ulcer (SNOMED) SNOMED CT

Automatically-generated equivalent of GI Bleed or Ulcer

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Giant Cell Arteritis CTV3 + TPP

Codes indicating a diagnosis of Temporal Arteritis or Giant Cell Arteritis

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HIV CTV3 + TPP

Codes indicating a diagnosis of HIV

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HIV (SNOMED) SNOMED CT

Automatically-generated equivalent of HIV

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HS CTV3

todo

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Haematological Cancer CTV3 + TPP

Codes indicating diagnosis of a haematological cancer including multiple myeloma

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Haematological Cancer (SNOMED) SNOMED CT

Automatically-generated equivalent of Haematological Cancer

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Heart Failure CTV3 + TPP

This indicates a diagnosis of heart failure (both left and right sided).

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Hepatitis C CTV3 + TPP

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

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Hidradenitis Suppurativa CTV3 + TPP

The following list contains codes for Hidradenitis Suppurativa.

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High International normalised ratio (INR) CTV3

This codelist is used to identify INR blood tests that are explicitly considered to be high.

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High dose ICS Inhalers dm+d

A list of high dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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High dose multiple ingredient ICS inhalers dm+d

A list of high dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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High dose single ingredient ICS Inhalers dm+d

A list of high dose single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Hydroxychloroquine dm+d

This is a list of NHS dictionary of medicines and devices items for oral hydroxychloroquine.

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Hypertension CTV3 + TPP

Code indicative of a hypertension diagnosis

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Hypertension (SNOMED) SNOMED CT

Automatically-generated equivalent of Hypertension

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Ibuprofen - oral dm+d

A list of NHS dictionary of medicines and devices codes for oral Ibuprofen.

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Incident Stroke CTV3 + TPP

Codes relating to incident stroke in primary care.

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Indometacin dm+d

This is a list of NHS dictionary of medicines and devices codes for oral indometacin.

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Inflammatory Bowel Disease CTV3 + TPP

Codes indicating diagnosis of inflammatory bowel disease

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Inflammatory Bowel Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Inflammatory Bowel Disease

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Influenza Vaccination dm+d

This is a list of influenza vaccinations in the NHS dictionary of medicines and devices.

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Influenza Vaccination Clinical Codes - All CTV3 + TPP

tbc

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Influenza Vaccination Clinical Codes - Given CTV3 + TPP

TODO

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Influenza Vaccination Clinical Codes - Not given CTV3 + TPP

TODO

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Influenza Vaccination Clinical Codes - Unclear CTV3 + TPP

TODO

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Insulin Medication dm+d

A list of insulin preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Intellectual disability CTV3

Codes for a history of intellectual disability

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Intellectual disability including Down's Syndrome CTV3

Codelist for identifying a history of intellectual disability (including Down's syndrome)

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International normalised ratio (INR) CTV3

This codelist is used to identify INR blood tests.

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Interstitial Lung Disease CTV3 + TPP

These codes indicate a diagnosis of interstitial lung disease (ILD)

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Invite for atrial fibrillation care review CTV3 + TPP

The following codes are used to indicate Invite for atrial fibrillation care review

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Kidney transplant CTV3 + TPP

Codes indicating kidney transplant (recipient)

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LABA + ICS Combination Inhaler dm+d

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.

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LABA + LAMA + ICS Combination Inhaler dm+d

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.

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LABA + LAMA Combination Inhaler dm+d

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.

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Learning disabilities CTV3 + TPP

The following codes are used to indicate learning disability.

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Leukotriene receptor antagonist medication dm+d

A list of leukotriene receptor antagonists (LTRA) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Low and medium dose ICS inhalers dm+d

A list of low and medium dose inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Low and medium dose multiple ingredient ICS inhalers dm+d

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.

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Low and medium dose single ingredient ICS inhalers dm+d

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.

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Lower Respiratory Tract Infection CTV3 + TPP

Codes indicating a diagnosis of a lower respiratory tract infection excluding pneumonia

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Lung Cancer CTV3 + TPP

Codes indicating a diagnosis of lung cancer

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Lung Cancer (SNOMED) SNOMED CT

Automatically-generated equivalent of Lung Cancer

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Multiple Sclerosis CTV3 + TPP

These codes indicate a diagnosis of multiple sclerosis (MS)

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Myocardial infarction CTV3 + TPP

This is a list of codes denoting a heart attack / myocardial infarction.

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Myocardial infarction 2 CTV3 + TPP

The following codes are used to indicate Myocardial infarction 2

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NSAIDs - oral dm+d

This is a list of NHS dictionary of medicines and devices oral non-seroidal anti-inflammatory drugs (NSAIDs) .

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Naproxen - high dose dm+d

This is a list of NHS dictionary of medicines and devices codes for high dose naproxen.

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Naproxen - low dose dm+d

This is a list of NHS dictionary of medicines and devices codes for low dose naproxen.

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Naproxen - other doses dm+d

This is a list of NHS dictionary of medicines and devices codes for "other doses" of naproxen.

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Nebulised asthma and COPD medications dm+d

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.

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Osteoarthritis CTV3

A list of clinical codes related to osteoarthritis.

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Other Chronic Respiratory Disease CTV3 + TPP

Codes indicating a diagnosis of a chronic respiratory disease excluding asthma, cystic fibrosis and associated diseases such as primary ciliary dyskinesia

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Other Heart Disease CTV3

Chronic heart conditions, excluding heart failure

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Other Neurological Conditions CTV3 + TPP

Codes indicating other neurological conditions not including stroke or dementia

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Other Neurological Conditions (SNOMED) SNOMED CT

Automatically-generated equivalent of Other Neurological Conditions

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Other Organ Transplant CTV3 + TPP

Codes indicating other organ transplant (not kidney)

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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)

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Permanent Immunosuppression CTV3 + TPP

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

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Permanent Immunosuppression (SNOMED) SNOMED CT

Automatically-generated equivalent of Permanent Immunosuppression

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Pneumococcal Vaccination dm+d

This is a list of pneumococcal vaccinations in the NHS dictionary of medicines and devices

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Pneumococcal Vaccination Clinical Codes indicative of being administered CTV3 + TPP

to do

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Pneumococcal Vaccination Clinical Codes indicative of not being administered CTV3 + TPP

tbc

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Pneumococcal Vaccination Clinical Codes that it is unclear of intention CTV3 + TPP

tbc

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Pneumonia Secondary Care ICD-10

Pneumonia ICD-10 codes.

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Proton Pump Inhibitors - PPI - oral dm+d

This is a list of snomed / NHS dictionary of medicines and devices for oral proton pump inhibtors (PPI).

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Psoriatic Arthritis SNOMED CT

This is a list of SNOMED-CT codes used to identify diagnosis of psoriatic arthritis.

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Psychosis, schizophrenia + bipolar affective disease CTV3 + TPP

The following codes are used to indicate Psychosis, schizophrenia + bipolar affective disease

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RA / SLE / Psoriasis CTV3 + TPP

Codes indicating diagnosis of rheumatoid arthritis or SLE or psoriasis

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RA / SLE / Psoriasis (SNOMED) SNOMED CT

Automatically-generated equivalent of RA / SLE / Psoriasis

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Rheumatoid Arthritis CTV3 + TPP

These codes indicate a diagnosis of rheumatoid arthritis (RA)

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SABA Inhaler Medications dm+d

A list of short acting beta agonist (SABA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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SAMA Medication dm+d

A list of single ingredient short acting antimuscarinic (SAMA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Sickle Cell Disease CTV3 + TPP

Codes indicating diagnosis of sickle cell disease

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Sickle Cell Disease (SNOMED) SNOMED CT

Automatically-generated equivalent of Sickle Cell Disease

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Single ingredient ICS dm+d

A list of single ingredient inhaled corticosteroid (ICS) preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Single ingredient LABA inhalers dm+d

A list of single ingredient long acting beta agonist (LABA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Single ingredient LAMA inhalers dm+d

A list of single ingredient long acting antimuscarinic (LAMA) inhaler preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Smoking - Clear CTV3 + TPP

Smoking codes that are clear in the capturing of smoking status. To be contrasted against Smoking - Unclear where the codes are less certain.

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Smoking - Clear (SNOMED) SNOMED CT

Automatically-generated equivalent of Smoking - Clear

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Smoking - Unclear CTV3 + TPP

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.

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Smoking - Unclear (SNOMED) SNOMED CT

Automatically-generated equivalent of Smoking - Unclear

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Solid Organ Transplantation CTV3 + TPP

Codes indicating solid organ transplantion (receptient only) has been carried out

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Solid Organ Transplantation (SNOMED) SNOMED CT

Automatically-generated equivalent of Solid Organ Transplantation

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Spironolactone dm+d

This codelist contains spironolactone preparations.

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Statin Medication dm+d

A list of statin preparations at VMP and AMP from the NHS Dictionary of Medicines and Devices.

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Stroke (SNOMED) SNOMED CT

Automatically-generated equivalent of Stroke

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Stroke (deprecated) CTV3 + TPP

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).

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Stroke (updated) CTV3

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.

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Stroke Secondary Care ICD-10

Stroke ICD-10 codes.

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Surgery for peripheral artery disease CTV3

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.

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Systemic Lupus Erythematosus (SLE) CTV3 + TPP

These codes indicate a diagnosis of systemic lupus erythematosus (SLE)

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Temporary Immunosuppression CTV3 + TPP

Codes indicating a diagnosis of a temporary immunosuppression.

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Temporary Immunosuppression (SNOMED) SNOMED CT

Automatically-generated equivalent of Temporary Immunosuppression

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Thiazide type diuretic medication dm+d

The codelist contains medicines that are thiazide diuretics from the "thiazides and related diuretics" section of BNF codes.

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Transverse Myelitis CTV3 + TPP

Codes that indicate an episode of transverse myelitis

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Type 1 Diabetes CTV3 + TPP

Codes explicitly indicating Type 1 Diabetes

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Type 1 diabetes (secondary care) ICD-10

Codes explicity indicating Type 1 Diabetes (secondary care)

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Type 2 Diabetes CTV3 + TPP

Codes explicitly indicating Type 2 Diabetes

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Venous Thromboembolic Disease CTV3

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.

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Warfarin dm+d

This is a codelist to identify all warfarin preparations in the NHS dictionary of medicines and devices.

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Worms CTV3 + TPP

CTV3 (READ V3) codelist for Worms

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diabetes-exeter-group CTV3

Codes for type 1 and type 2 diabetes.

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incident-venous-thromboembolic-disease CTV3 + TPP

Codes to define incident cases of venous thromboemolic disease.

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t CTV3 + TPP

f

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test dm+d codes dm+d

test

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ttt CTV3 + TPP

t

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venous-thromboembolic-disease-hospital ICD-10

Codes to define venous thromboembolic disease in hospital.

Published by OpenSAFELY