Table 1 Demographic and clinical characteristics of all included patients at baseline

Age (mean, years)

32.13 ± 7.48

37.24 ± 9.95

Gender (M/F)

29/16

23/10

GI symptoms (mean)

17.04 ± 5.02

17.42 ± 4.40

Abdominal discomfort

2.31 ± 1.38

2.55 ± 1.23

Abdominal distension

1.84 ± 1.35

2.00 ± 1.17

Abdominal pain

3.07 ± 1.37

2.45 ± 1.37

Defecatory urgency

3.78 ± 1.31

3.79 ± 1.29

Diarrhea

4.11 ± 3.56

3.64 ± 1.06

Incomplete evacuation

2.38 ± 1.35

3.00 ± 1.39

Quality of life (mean)

506.97 ± 126.70

477.82 ± 105.95

Physical Functioning

94.78 ± 11.03

93.03 ± 6.49

Role-physical

61.11 ± 40.68

52.27 ± 40.68

Bodily pain

57.72 ± 20.48

57.27 ± 21.06

General Health

43.33 ± 19.86

43.55 ± 16.13

Vitality

57.11 ± 16.57

55.91 ± 19.86

Social Functioning

75.67 ± 20.94

68.32 ± 21.79

Role-Emotional

55.55 ± 42.05

44.44 ± 37.89

Mental Health

61.69 ± 16.79

63.03 ± 13.42