Table 1 Patients included in the study of the respiratory microbiome according to the etiology of pneumonia.

From: Lung microbiome on admission in critically ill patients with acute bacterial and viral pneumonia

Group

Description

n

Average age1 (range)

Females/Males

Patients (n) with previous antibiotic treatment2

No

 < 24 h

 < 48 h

1

Control group3

6

67.5 (58–76)

1/5

5

1

0

2a

Viral4

Influenza AH1 virus

5

55 (36–76)

1/4

0

1

4

Rhinovirus

3

68 (64–73)

1/2

0

1

2

Respiratory syncytial virus (RSV)

1

77

0/1

0

0

1

2b

SARS-CoV-2 virus

8

61.4 (42–71)

2/6

6

2

0

2c

Streptococcus pneumoniae

12

62.6 (37–76)

4/8

0

5

7

2d

Non-etiological diagnosis

2

79–84

1/1

1

0

1

  1. Days of previous antibiotic treatment prior to admission in ICU are also described.
  2. 1Age in years.
  3. 2No = no previous antibiotic treatment; < 24 h: antibiotic treatment in the 24 h prior to admission; < 48 h: antibiotic treatment in the 48 h prior to admission.
  4. 3Non-pneumonic patients undergoing digestive surgery.
  5. 4Others than SARS-CoV-2 pneumonia.
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