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Table 15 Correlations between the 4DSQ scales and other symptom questionnaires measuring distress, depression, anxiety and somatization; Pearson correlation coefficients r

From: The Four-Dimensional Symptom Questionnaire (4DSQ): a validation study of a multidimensional self-report questionnaire to assess distress, depression, anxiety and somatization

  Study 4DSQ scales
   Distress Depression Anxiety Somatization
Distress      
- General Health Questionnaire (GHQ) D 0.58*** 0.46*** 0.29* 0.12
- Maastricht Questionnaire (MV) D 0.76*** 0.59*** 0.46*** 0.29*
Depression      
- Hospital Anxiety Depression Scale – Depression scale (HADS-Dep) D 0.67*** 0.49*** 0.21 0.22
- Zung's Self-Rating Depression Scale (SDS) D 0.69*** 0.59*** 0.40** 0.40**
- Symptom Checklist (SCL-90) – Depression C 0.76*** 0.72*** 0.53*** 0.37***
- Beck Depression Inventory (BDI) F 0.68*** 0.71*** 0.63*** 0.49***
Anxiety      
- State Trait Anxiety Inventory (STAI) – State H 0.63*** 0.55*** 0.52*** 0.40***
- Hospital Anxiety Depression Scale – Anxiety scale (HADS-Anx) D 0.58*** 0.37** 0.72*** 0.35**
- Symptom Checklist (SCL-90) – Anxiety C 0.57*** 0.48*** 0.81*** 0.56***
- Symptom Checklist (SCL-90) – Agoraphobia C 0.36*** 0.30*** 0.80*** 0.43***
- Beck Anxiety Inventory (BAI) F 0.66*** 0.53*** 0.81*** 0.77***
Somatization      
- Symptom Checklist (SCL-90) – Somatization C 0.52*** 0.33*** 0.56*** 0.82***
  1. * p < 0.05, ** p < 0.01, *** p < 0.001 (1-tailed)