Table 3 Shared genera with a relative abundance ≥ 0.1% in all samples among different groups.

Actinobacteria

Arthrobacter

0.11 ± 0.05

0.30 ± 0.16

0.41 ± 0.33

0.23 ± 0.25

0.55 ± 0.07

0.0945

Atopobium

4.83 ± 2.31

2.27 ± 1.15

3.45 ± 2.88

0.79 ± 0.56

0.33 ± 0.13

0.0072

Bifidobacterium

0.40 ± 0.19

0.76 ± 0.74

0.51 ± 0.40

0.54 ± 0.32

0.45 ± 0.45

0.9593

Corynebacterium

0.32 ± 0.28

0.36 ± 0.12

0.34 ± 0.16

0.17 ± 0.23

0.49 ± 0.25

0.3389

Olsenella

16.24 ± 6.21^a

22.93 ± 14.68^a

10.50 ± 9.04^ab

2.02 ± 1.93^b

9.72 ± 8.05^ab

0.0341

Bacteroidetes

Alistipes

0.12 ± 0.07^b

0.29 ± 0.27^b

1.11 ± 0.83^ab

1.03 ± 0.78^ab

1.89 ± 0.89^a

0.0640

Prevotella

0.05 ± 0.03^b

0.06 ± 0.05^b

2.06 ± 2.02^b

15.22 ± 7.31^a

3.23 ± 2.87^b

0.0039

Myroides

0.08 ± 0.04

0.23 ± 0.13

0.20 ± 0.18

0.20 ± 0.19

0.34 ± 0.16

0.4611

Firmicutes

Acetitomaculum

2.05 ± 1.94

4.07 ± 3.69

0.71 ± 0.43

0.56 ± 0.20

0.65 ± 0.10

0.0682

Acidaminococcus

0.70 ± 0.47

0.32 ± 0.21

0.99 ± 0.68

1.60 ± 0.82

1.18 ± 0.92

0.8772

Bacillus

1.43 ± 0.39

3.58 ± 2.61

5.03 ± 3.63

2.02 ± 1.51

5.55 ± 2.72

0.2204

Butyrivibrio

0.93 ± 0.52

1.54 ± 1.32

1.17 ± 1.19

0.74 ± 0.66

1.05 ± 1.17

0.8966

Dialister

2.14 ± 1.76

1.78 ± 0.88

0.62 ± 0.59

2.10 ± 1.25

1.02 ± 0.90

0.6678

Enterococcus

0.35 ± 0.14^b

1.42 ± 1.21^b

3.63 ± 2.12^b

8.28 ± 6.47^b

13.83 ± 6.37^a

0.0209

Howardella

0.54 ± 0.27^a

0.34 ± 0.28^ab

0.16 ± 0.09^b

0.22 ± 0.26^ab

0.07 ± 0.05^b

0.0501

Lactobacillus

0.30 ± 0.25^b

0.73 ± 0.47^b

12.70 ± 6.43^a

13.14 ± 7.26^a

0.16 ± 0.07^b

0.0121

Lactococcus

0.45 ± 0.13^b

1.21 ± 0.83^ab

2.06 ± 1.54^ab

0.94 ± 0.40^ab

2.52 ± 0.92^a

0.0931

Megasphaera

11.08 ± 9.95

12.58 ± 9.10

10.32 ± 8.07

2.48 ± 2.36

5.04 ± 3.57

0.2282

Mitsuokella

3.23 ± 2.34

0.93 ± 0.72

2.08 ± 1.07

1.14 ± 0.68

0.41 ± 0.39

0.3383

Pseudoramibacter

0.43 ± 0.23^ab

0.85 ± 0.76^a

0.49 ± 0.17^ab

0.11 ± 0.05^b

0.16 ± 0.14^b

0.0451

Roseburia

0.26 ± 0.18

2.12 ± 1.79

0.33 ± 0.29

0.33 ± 0.28

0.28 ± 0.15

0.7039

Ruminococcus

0.27 ± 0.25

0.11 ± 0.03

0.25 ± 0.14

0.17 ± 0.12

0.41 ± 0.16

0.2007

Syntrophococcus

6.03 ± 5.03^a

0.78 ± 0.17^b

0.68 ± 0.28^b

0.21 ± 0.11^b

0.27 ± 0.21^b

0.0002

Proteobacteria

Pseudomonas

0.64 ± 0.16^b

1.77 ± 1.32^b

3.42 ± 0.36^a

2.60 ± 2.45^ab

5.94 ± 1.28^a

0.0006

Psychrobacter

0.11 ± 0.09

0.17 ± 0.06

0.26 ± 0.22

0.10 ± 0.08

0.42 ± 0.27

0.2002