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Table 1 Group demographic and clinical characteristicsa

From: Differences in gut microbial composition correlate with regional brain volumes in irritable bowel syndrome

 

HC

  

IBS

    
 

M

SD

N

M

SD

N

t

p

Sex (% female)b

61%

 

23

72%

 

29

 

.55

Age

26.00

6.48

23

26.07

5.72

29

−0.04

.97

Body mass index

22.79

8.54

23

23.18

6.44

29

−0.18

.86

HAD anxiety

4.61

3.31

23

7.34

5.15

29

−2.21

.03

HAD depression

2.00

2.02

23

3.24

3.09

29

−1.66

.10

ETI_General_Scorec

1.57 (0–6)

1.53

23

2.00 (0–5)

1.69

27

−0.95

.35

ETI_Physical_Score

1.50 (0–5)

1.79

22

1.33 (0–4)

1.57

27

0.35

.73

ETI_Emotional_Score

.41 (0–1)

.908

22

1.19 (0–5)

1.90

27

−1.76

.09

ETI_Sexual_Score

.26 (0–4)

.915

23

.42 (0–5)

1.24

26

−0.52

.61

ETI_Total_Score

3.82 (0–15)

3.61

22

4.69 (0–17)

4.82

26

−.70

.49

Perceived stress score

12.73

7.04

22

17.39

7.08

28

−2.32

.02

Coping Scale Questionnaire

.67

1.08

21

1.56

1.44

27

−2.34

.02

  1. Abbreviations: HC healthy controls, IBS irritable bowel syndrome, M mean, P probability, SD standard deviation, t independent t statistic
  2. aClinical characteristics for healthy controls and subjects with irritable bowel syndrome
  3. bPercentage of female in each group, p value from Fisher’s exact test
  4. cRange of scores in parentheses