Table 4

Codes used for defining pneumonia

Moderate pneumonia
(ATC codes)		Severe pneumonia
(ICD-10 codes)

  • J01CA04: amoxicillin

  • J01CA02: ampicillin

  • J01CE02: phenoxymethylpenicillin

  • J01CR01: Aampicillin and beta-lactamase inhibitor

  • J01CR02: amoxicillin and beta-lactamaseinhibitor

  • J01FA01: erythromycin

  • J01FA06: roxithromycin

  • J01FA09: clarithromycin

  • J01FA10: azithromycin

  • J12: viral pneumonias

  • J13–18: bacterial pneumonias

  • A481: Legionnaires’ disease

  • A709: ornithosis

  • B012: varicella pneumonia

  • ATC, anatomical therapeutic chemical; ICD-10, International Classification of Diseases 10th Revision.