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Table 1 Pneumonia types included in the non-COVID group

From: Dual-energy CT angiography reveals high prevalence of perfusion defects unrelated to pulmonary embolism in COVID-19 lesions

Pneumonia type

Diagnosis of infection

Subtype or infectious agent

n

PD + /PD-

Bacterial

Suspected

Aspiration pneumonia

6

1/5

  

Superinfection post-influenza

2

1/1

  

Other

47

14/33

 

Documented

Pneumococcus

7

3/4

  

Legionella pneumophilia

4

0/3

  

Pseudomonas aeruginosa

4

1/3

  

Klebsiella pneumoniae

1

0/1

  

Staphylococcus aureus

1

0/1

  

Mycobacterium tuberculosis

1

1/1

Viral

Suspected

 

1

0/1

Fungal

Documented

Aspergillus fumigatus

1

0/1

  

Pneumocystis jiroveci

1

0/1

Indeterminate

  

3

0/3

  1. When microbiologically documented, the infectious agent implicated was noted
  2. PD + : patients with perfusion defects; PD-: patients without perfusion defects