Metadata

Name Asthma
Type Disease or Syndrome
Group Respiratory
Data Sources

Clinical Terminologies Read Version 2
ICD-10
Codelists
Valid Event Data Range 01/01/1999 - 01/07/2016
Sex Female
Male
Authors Kuan V, Denaxas S, Gonzalez-Izquierdo A, Direk K, Bhatti O, Husain S, Sutaria S, Hingorani M, Nitsch D, Parisinos C, Lumbers T, Mathur R, Sofat R, Casas JP, Wong I, Hemingway H, Hingorani A
Agreement Date 20 May 2019
Version (UUID) 1 (eFTHigQ2RjygaBhHUco4pW)

Primary care

Disease Readcode Medcode ReadcodeDescr Category
Asthma 14B4.00 719.0 H/O: asthma History of Asthma
Asthma 173A.00 5867.0 Exercise induced asthma Diagnosis of Asthma
Asthma 173c.00 22752.0 Occupational asthma Diagnosis of Asthma
Asthma 173d.00 73522.0 Work aggravated asthma Diagnosis of Asthma
Asthma 1780.00 41017.0 Aspirin induced asthma Diagnosis of Asthma
Asthma 1O2..00 11370.0 Asthma confirmed Diagnosis of Asthma
Asthma 2126200.0 10996.0 Asthma resolved History of Asthma
Asthma 212G.00 11839.0 Asthma resolved History of Asthma
Asthma H312000 5798.0 Chronic asthmatic bronchitis Diagnosis of Asthma
Asthma H330000 14777.0 Extrinsic asthma without status asthmaticus Diagnosis of Asthma
Asthma H330011 5627.0 Hay fever with asthma Diagnosis of Asthma
Asthma H330100 27926.0 Extrinsic asthma with status asthmaticus Diagnosis of Asthma
Asthma H330111 6707.0 Extrinsic asthma with asthma attack Diagnosis of Asthma
Asthma H330.00 7146.0 Extrinsic (atopic) asthma Diagnosis of Asthma
Asthma H330.11 2290.0 Allergic asthma Diagnosis of Asthma
Asthma H330.12 1208.0 Childhood asthma Diagnosis of Asthma
Asthma H330.13 15248.0 Hay fever with asthma Diagnosis of Asthma
Asthma H330.14 7731.0 Pollen asthma Diagnosis of Asthma
Asthma H330z00 45782.0 Extrinsic asthma NOS Diagnosis of Asthma
Asthma H331000 29325.0 Intrinsic asthma without status asthmaticus Diagnosis of Asthma
Asthma H331100 58196.0 Intrinsic asthma with status asthmaticus Diagnosis of Asthma
Asthma H331111 18323.0 Intrinsic asthma with asthma attack Diagnosis of Asthma
Asthma H331.00 5267.0 Intrinsic asthma Diagnosis of Asthma
Asthma H331.11 3665.0 Late onset asthma Diagnosis of Asthma
Asthma H331z00 45073.0 Intrinsic asthma NOS Diagnosis of Asthma
Asthma H332.00 25796.0 Mixed asthma Diagnosis of Asthma
Asthma H333.00 185.0 Acute exacerbation of asthma Diagnosis of Asthma
Asthma H334.00 40823.0 Brittle asthma Diagnosis of Asthma
Asthma H335.00 106805.0 Chronic asthma with fixed airflow obstruction Diagnosis of Asthma
Asthma H33..00 78.0 Asthma Diagnosis of Asthma
Asthma H33..11 1555.0 Bronchial asthma Diagnosis of Asthma
Asthma H33z000 4892.0 Status asthmaticus NOS Diagnosis of Asthma
Asthma H33z011 233.0 Severe asthma attack Diagnosis of Asthma
Asthma H33z100 232.0 Asthma attack Diagnosis of Asthma
Asthma H33z111 8335.0 Asthma attack NOS Diagnosis of Asthma
Asthma H33z200 12987.0 Late-onset asthma Diagnosis of Asthma
Asthma H33z.00 4442.0 Asthma unspecified Diagnosis of Asthma
Asthma H33z.11 32727.0 Hyperreactive airways disease Diagnosis of Asthma
Asthma H33zz00 16070.0 Asthma NOS Diagnosis of Asthma
Asthma H33zz11 4606.0 Exercise induced asthma Diagnosis of Asthma
Asthma H33zz12 21232.0 Allergic asthma NEC Diagnosis of Asthma
Asthma H33zz13 18207.0 Allergic bronchitis NEC Diagnosis of Asthma

Secondary care

Diagnoses

Disease ICD10code ICD10codeDescr Category
Asthma J45 Asthma Diagnosis of Asthma
Asthma J46 Status asthmaticus Diagnosis of Asthma

Implementation

At the specified date, a patient is defined as having had 'Asthma' IF they meet the criteria for any of the following on or before the specified date. The earliest date on which the individual meets any of the following criteria on or before the specified date is defined as the first event date:

Primary care
1. 'Asthma' diagnosis or history of diagnosis during a consultation 
OR
Secondary care (ICD10)
1. ALL diagnoses of 'Asthma' or history of diagnosis during a hospitalization

Publications

Kuan V., Denaxas S., Gonzalez-Izquierdo A. et al. A chronological map of 308 physical and mental health conditions from 4 million individuals in the National Health Service. The Lancet Digital Health - DOI 10.1016/S2589-7500(19)30012-3