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Table 3 Results of the Receiver Operating Characteristic (ROC) analyses of the 4DSQ and HADS scales with respect to detecting CIDI/DSM-IV depressive and anxiety disorders

From: Detecting depressive and anxiety disorders in distressed patients in primary care; comparative diagnostic accuracy of the Four-Dimensional Symptom Questionnaire (4DSQ) and the Hospital Anxiety and Depression Scale (HADS)

Diagnostic categories/levels

4DSQ scale

HADS scale

Z/p

Any depressive/anxiety disorder

distress

total score

Ā 
Ā 

AUC 0.792

se 0.027

AUC 0.815

se 0.027

Z 0.525

p 0.596

Major depressive disorder

depression

depression

Ā 

- any major depressive disorder

AUC 0.745

se 0.029

AUC 0.762

se 0.028

Z 0.574

p 0.569

- moderate-severe major depressive disorder

AUC 0.780

se 0.029

AUC 0.739

se 0.030

Z 1.389

p 0.165

Anxiety disorder

anxiety

anxiety

Ā 

- any anxiety disorder

AUC 0.792

se 0.028

AUC 0.757

se 0.028

Z 1.333

p 0.184

- panic disorder/agoraphobia/social phobia

AUC 0.852

se 0.024

AUC 0.757

se 0.032

Z 3.294

p 0.001

  1. 4DSQ = Four-Dimensional Symptom Questionnaire
  2. HADS = Hospital Anxiety and Depression Scale
  3. AUC = area under the ROC curve
  4. se = standard error
  5. Z = standard Normal deviate