Table 6 Respiratory microbiome composition at the phylum level of patients with severe SARS-CoV-2 pneumonia.

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

Patient

COVID-1

COVID-2

COVID-3

COVID-4

COVID-5

COVID-6

COVID-7

COVID-8

Mean

Phylum

Readsa

%b

Readsa

%b

Readsa

%b

Readsa

%b

Readsa

%b

Readsa

%b

Readsa

%b

Readsa

%b

%c

Acidobacteria

          

322

0.4

    

0.1

Actinobacteria

14,197

27.6

7619

10.1

12,184

12.5

34,402

28.4

23,529

28.4

18,280

22.8

30,552

31.8

43,955

35.2

24.6

Bacteroidetes

2180

4.2

2340

3.1

16,149

16.6

10,330

8.5

3381

4.1

5029

6.3

3359

3.5

5463

4.4

6.3

Chloroflexi

244

0.5

  

926

1.0

          

0.2

Cyanobacteria

279

0.5

1624

2.2

10,191

10.5

  

212

0.3

6726

8.4

86

0.1

714

0.6

2.8

Deinococcus-Thermus

        

180

0.2

    

3584

2.9

0.4

Firmicutes

16,871

32.8

39,784

52.9

30,634

31.5

10,734

8.9

14,763

17.8

10,741

13.4

16,398

17.1

9472

7.6

22.8

Fusobacteria

1689

3.3

  

10

0.0

1341

1.1

12

0.0

  

327

0.3

  

0.6

Gemmatimonadetes

  

59

0.1

13

0.0

          

0.0

Lentisphaerae

    

115

0.1

          

0.0

Nitrospinae

            

103

0.1

  

0.0

Planctomycetes

    

66

0.1

    

321

0.4

    

0.1

Proteobacteria

15,951

31.0

23,342

31.1

26,662

27.5

63,665

52.6

37,939

45.8

38,606

48.2

45,181

47.1

61,581

49.4

41.6

Tenericutes

      

483

0.4

        

0.0

Thermotogae

  

407

0.5

167

0.2

  

2879

3.5

35

0.0

    

0.5

Total

51,411

100

75,175

100

97,117

100

120,955

100

82,895

100

80,060

100

96,006

100

124,769

100

100

  1. aReads count.
  2. bPercentage of reads.
  3. cMean of percentages.