Table 1 Differentially abundant OTUs in each environmental site. Shown are the top 10 significant OTUs after Kruskal-Wallis test with Bonferroni correction and the mean counts at each of the sampled room sites

Pseudomonas sp.

1.96E-77

720.21

15.68

29.71

Acinetobacter sp.

7.76E-69

3572.17

197.35

174.29

Rheinheimera sp.

6.15E-67

508.66

8.30

15.00

Micrococcus sp.

5.65E-52

157.35

118.02

33.82

Lawsonella clevelandensis

9.74E-48

23.51

174.19

25.96

Corynebacterium kroppenstedtii

2.38E-40

21.39

223.22

21.69

Corynebacterium ureicelerivorans

2.90E-35

206.48

80.02

37.73

Corynebacterium testudinoris

1.25E-29

185.11

51.55

67.15

Staphylococcus aureus

5.38E-29

509.94

281.90

127.88

Corynebacterium glyciniphilum

4.53E-26

305.90

114.03

80.43