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Table 1 Percentage of diseases of the respiratory system hospital admission from the total number of admissions per ICD code during the study period

From: Hospital admission trends due to respiratory diseases in England and Wales between 1999 and 2019: an ecologic study

ICD code Description Percentage from the total number of admissions (%)
J00-J06 Acute upper respiratory infections 11.3
J09-J18 Influenza and pneumonia 26.6
J20-J22 Other acute lower respiratory infections (Acute bronchitis, Acute bronchiolitis, and Unspecified acute lower respiratory infection) 14.9
J30-J39 Other diseases of upper respiratory tract (Vasomotor and allergic rhinitis, Chronic rhinitis, nasopharyngitis and pharyngitis, Chronic sinusitis, Nasal polyp, Other and unspecified disorders of nose and nasal sinuses, Chronic diseases of tonsils and adenoids, Peritonsillar abscess, Chronic laryngitis and laryngotracheitis, Diseases of vocal cords and larynx, not elsewhere classified, and Other diseases of upper respiratory tract)) 10.1
J40-J47 Chronic lower respiratory diseases 26.4
J60-J70 Lung diseases due to external agents 2.5
J80-J84 Other respiratory diseases principally affecting the interstitium (Acute respiratory distress syndrome, Pulmonary edema, Pulmonary eosinophilia, not elsewhere classified, and Other interstitial pulmonary diseases) 1.5
J85-J86 Suppurative and necrotic conditions of the lower respiratory tract 0.5
J90-J94 Other diseases of the pleura (Pleural effusion, not elsewhere classified, Pleural effusion in conditions classified elsewhere, Pleural plaque, Pneumothorax and air leak, and Other pleural conditions)) 3.9
J95-J95 Intraoperative and postprocedural complications and disorders of respiratory system, not elsewhere classified 0.2
J96-J99 Other diseases of the respiratory system (Acute respiratory distress syndrome, Pulmonary edema, Pulmonary eosinophilia, not elsewhere classified, and Other interstitial pulmonary diseases) 2.1
  1. ICD, International Statistical Classification of Diseases system