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Table 1 Comparison between the groups - evaluation of their symptoms being estimated with visual analogue scale for irritable bowel syndrome (VAS-IBS).

From: Evaluation of gastrointestinal symptoms in different patient groups using the visual analogue scale for irritable bowel syndrome (VAS-IBS)

VAS-IBS score

Controls = 52

IBS = 39

Dysmotility = 21

pSS = 26

Statistically significant p values

Abdominal pain

     

   Z-score

0.22 (-0.41-0.60)

-3.43 (-4.23 - -2.77)

-3.34 (-4.42 - -2.31)27 (12-44) ***

-1.08 (-2.31 - 0.04)

IBS vs pSS p = 0.000

   Absolute score

95 (85-99)

23 (10-37) ***

 

73 (54-97) ***

pSS vs Dysm p = 0.000

Diarrhoea

     

   Z-score

0.27 (-0.11-0.55)

-3.91 (-5.23 - -0.53)

-3.23 (-4.11 - -0.55)

-0.75 (-1.97-0.15)

IBS vs pSS p = 0.012

   Absolute score

97 (90-100)

35 (19-83) ***

49 (33-69) ***

82 (66-98) ***

pSS vs Dysm p = 0.049

Constipation

     

   Z-score

0.32 (-0.39-0.76)

-0.69 (-2.99-0.54)

-1.57 (-3.32-0.60)

0.03 (-2.41-0.63)

 

   Absolute score

91 (78-99)

72 (30-95) **

54 (18-95) *

86 (42-97) *

 

Bloating, flatulence

     

   Z-score

0.28 (-0.26-0.77)

-2.33 (-2.84 - -1.06)

-2.15 (-2.67 - -1.28)

-0.62 (-1.61-0.31)

IBS vs pSS p = 0.000

   Absolute score

86 (71-99)

17 (3-50) ***

18 (7-45) ***

63 (37-87) ***

pSS vs Dysm p = 0.002

Vomiting, nausea

     

   Z-score

0.27 (0.08-0.35)

-3.34 (-4.55 - -0.03)

-4.82 (-4.81 - -0.78)

0.08 (-3.14-0.20)

IBS vs pSS p = 0.004 IBS vs Dysm p = 0.044

   Absolute score

98 (97-100)

50 (34-94) ***

32 (12-84) ***

97 (54-99) ***

pSS vs Dysm p = 0.001

Psychological well-being

     

   Z-score

0.51 (-0.09-0.70)

-2.08 (-3.29 - -0.56)

-1.79 (-1.79-0.46)

-0.76 (-2.29-0.62)

IBS vs pSS p = 0.018

   Absolute score

96 (84-100)

45 (23-74) ***

51 (22-94) **

72 (44-98) ***

 

Influence on daily life

     

   Z-score

0.53 (-0.12-0.59)

-3.05 (-3.43 - -2.49)

-3.06 (-3.06 - -2.62)

0.20 (-1.75-0.49)

IBS vs pSS p = 0.000

   Absolute score

98 (82-100)

11 (3-25) ***

8 (3-22) ***

88 (42-96) ***

pSS vs Dysm p = 0.000

  1. All p values are calculated using the z-scores. Mann Whitney U test. Patients vs controls; * < 0.05, ** < 0.01, *** < 0.001. IBS = Irritable bowel syndrome, pSS = primary Sjögren's syndrome.