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Table 11 Differences in 4DSQ scores in patients with a somatic diagnosis between patients with definite, possible and no somatization according to the GP; study A

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

4DSQ scales

Definite somatization

(n = 256)

Possible somatization

(n = 517)

No somatization

(n = 847)

F

df

p

 

Mean

(SD)

Mean

(SD)

Mean

(SD)

   

Distress

10.8

(8.0)

8.3

(7.5)

6.7

(6.6)

34.7

2/1617

< 0.001

Depression

1.5

(2.8)

0.9

(2.2)

0.6

(1.7)

18.5

2/1617

< 0.001

Anxiety

2.8

(4.0)

2.0

(3.7)

1.5

(2.6)

16.5

2/1617

< 0.001

Somatization

10.4

(5.9)

8.5

(6.0)

6.3

(5.2)

64.9

2/1617

< 0.001