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Table 2 International Classification of Diseases, Tenth Revision (ICD-10) codes identifying high-risk conditions

From: Acute care utilization due to hospitalizations for pediatric lower respiratory tract infections in British Columbia, Canada

Condition ICD-10 Code Description
Pre-term P07.2 Extreme immaturity of newborn
P07.3 Other preterm newborn
CHD Q20 Congenital malformations of cardiac chambers and connections (select subcategories)
  Q20.0 Common arterial trunk
  Q20.1 Double outlet right ventricle
  Q20.2 Double outlet left ventricle
  Q20.3 Discordant ventriculoarterial connection
  Q20.4 Double inlet ventricle
  Q20.5 Discordant atrioventricular connection
  Q20.6 Isomerism of atrial appendages
  Q21 Congenital malformations of cardiac septa (select subcategories)
  Q21.0 Ventricular septal defect
  Q21.1 Atrial septal defect
  Q21.2 Atrioventricular septal defect
  Q21.3 Tetralogy of Fallot
  Q21.4 Aortopulmonary septal defect
  Q21.8 Other congenital malformations of cardiac septa
  Q22 Congenital malformations of pulmonary and tricuspid valves (all subcategories)
  Q23 Congenital malformations of aortic and mitral valves (all subcategories)
  Q24 Other congenital malformations of heart (all subcategories)
  Q25 Congenital malformations of great arteries (select subcategories)
  Q25.0 Patent ductus arteriosus
  Q25.1 Coarctation of aorta
  Q25.2 Atresia of aorta
  Q25.3 Stenosis of aorta
  Q25.4 Other congenital malformations of aorta
  Q25.5 Atresia of pulmonary artery
  Q25.6 Stenosis of pulmonary artery
  Q25.7 Other congenital malformations of pulmonary artery
  Q26 Congenital malformations of great veins (all subcategories)
BPD P27.1 Bronchopulmonary dysplasia originating in the perinatal period
CLD Q33 Congenital malformations of lung (all subcategories)