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Table 3 Construct validity measured by Spearman correlation coefficients

From: Evaluation of the Birmingham IBS symptom questionnaire

  Symptom dimension
QoL dimension Constipation Diarrhoea Pain Overall
Dysphoria -0.2 -0.5 -0.6 -0.6
Body image -0.3 -0.4 -0.6 -0.7
Health worry -0.3 -0.4 -0.5 -0.6
Food avoidance -0.1 -0.4 -0.5 -0.5
Social reaction -0.2 -0.5 -0.5 -0.6
Sexual -0.2 -0.3 -0.4 -0.5
Relationships -0.2 -0.3 -0.4 -0.5
Overall QoL -0.2 -0.5 -0.6 -0.7