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Table 1 Correlation of microbial β-glucuronidase, β-glucosidase, alpha diversity, and richness with urinary estrogens and estrogen metabolites

From: Fecal microbial determinants of fecal and systemic estrogens and estrogen metabolites: a cross-sectional study

  

Men

Postmenopausal women

Premenopausal women

Estrogen and estrogen metabolites (EM)*

N=25

N=7

N=19

Total estrogens, mean (SE)

82.6 (7.6)

68.7 (9.4)

155.1 (34.7)

-

β-glucuronidase correlation

R=0.30

P= 0.15

R=0.31

P= 0.51

R=0.003

P= 0.99

-

β-glucosidase correlation

R=0.13

P= 0.52

R=-0.002

P= 1.00

R=0.08

P= 0.76

-

Shannon index

R=0.53

P=0.007

R=0.71

P=0.07

R=0.04

P=0.89

-

Observed species

R=0.59

P=0.002

R=0.79

P=0.04

R=0.12

P=0.63

Estrone, mean (SE)

15.4 (2.0)

12.1 (1.6)

39.9 (13.8)

-

β-glucuronidase correlation

R=0.45

P= 0.03

R=0.27

P= 0.56

R=0.03

P= 0.89

-

β-glucosidase correlation

R=0.32

P= 0.12

R=-0.13

P= 0.79

R=0.06

P= 0.81

-

Shannon index

R=0.35

P= 0.08

R=0.74

P= 0.06

R=0.005

P= 0.98

-

Observed species

R=0.45

P=0.02

R=0.80

P=0.03

R=0.09

P=0.71

Estradiol, mean (SE)

3.8 (0.5)

1.7 (0.2)

8.4 (2.6)

-

β-glucuronidase correlation

R=0.35

P= 0.08

R=0.72

P= 0.07

R=-0.06

P= 0.81

-

β-glucosidase correlation

R=0.29

P= 0.17

R=0.46

P= 0.30

R=-0.07

P= 0.79

-

Shannon index

R=0.25

P= 0.22

R=0.60

P= 0.16

R=-0.01

P= 0.96

-

Observed species

R=0.38

P=0.06

R=0.72

P=0.07

R=0.09

P=0.73

2-pathway EM, mean (SE)

22.2 (2.1)

17.9 (2.9)

38.6 (7.7)

-

β-glucuronidase correlation

R=0.17

P= 0.42

R=0.13

P= 0.79

R=0.008

P= 0.98

-

β-glucosidase correlation

R=0.14

P= 0.51

R=-0.11

P= 0.82

R=0.07

P= 0.78

-

Shannon index

R=0.58

P=0.004

R=0.47

P=0.29

R=0.01

P=0.96

-

Observed species

R=0.64

P=0.0005

R=0.60

P=0.15

R=0.10

P=0.68

4-pathway EM, mean (SE)

3.3 (0.3)

3.5 (0.6)

6.0 (1.3)

-

β-glucuronidase correlation

R=0.06

P= 0.76

R=0.03

P= 0.96

R=-0.15

P= 0.54

-

β-glucosidase correlation

R=-0.03

P= 0.87

R=-0.22

P= 0.63

R=0.02

P= 0.94

-

Shannon index

R=0.46

P=0.02

R=0.26

P=0.57

R=-0.04

P=0.89

-

Observed species

R=0.59

P=0.002

R=0.49

P=0.26

R=0.07

P=0.78

16-pathway EM, mean (SE)

37.9 (4.4)

33.5 (4.8)

62.1 (12.3)

-

β-glucuronidase correlation

R=0.22

P= 0.30

R=0.41

P= 0.36

R=-0.04

P= 0.89

-

β-glucosidase correlation

R=0.02

P= 0.92

R=0.10

P= 0.84

R=0.11

P= 0.65

-

Shannon index

R=0.43

P=0.04

R=0.82

P=0.03

R=0.06

P=0.82

-

Observed species

R=0.46

P=0.02

R=0.84

P=0.02

R=0.13

P=0.60

  1. * Mean [standard error (SE)] levels of urinary estrogens and EM (grouped as 2-, 4-, or 16-pathway) in pM/mg creatinine, and loge-transformed for Pearson correlation and microbiome diversity analyses. Loge-transformed fecal microbial enzyme activity (mean of triplicate measures in duplicate Sarstedt tubes) in IU/mg protein.