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Table 5 Correlation matrices for the construct validation of the Japanese version of the VSI

From: Gastrointestinal specific anxiety in irritable bowel syndrome: validation of the Japanese version of the visceral sensitivity index for university students

 

VSI

ASI

HAD-ANX

HAD-DEP

All (N= 349)

    

ASI

0.46**

-

-

-

HAD-ANX

0.19**

0.30**

-

-

HAD-DEP

0.10

0.17**

0.53**

-

IBS-SI

0.43**

0.24*

0.09

0.09

IBS + ( N = 39)

    

ASI

0.44**

-

-

-

HAD-ANX

0.32*

0.57**

-

-

HAD-DEP

0.27

0.47**

0.60**

-

IBS-SI

0.65**

0.50**

0.30

0.24

Non-IBS ( N = 310)

    

ASI

0.41**

-

-

-

HAD-ANX

0.16**

0.24**

-

-

HAD-DEP

0.09

0.13*

0.52**

-

IBS-SI

0.36**

0.14*

0.04

0.09

  1. Abbreviations: VSI Visceral Sensitivity Index, ASI Anxiety Sensitivity Index, HAD-ANX and HAD-DEP subscales of the Hospital Anxiety and Depression scale, IBS-SI Irritable Bowel Syndrome Severity Index.
  2. *p < 0.05, **p < 0.01.