Table 4 Means (M), standard deviations (SD), test of the difference (t), and effect size (Cohen’s d) of scores on the Dresden Body Image Questionnaire in age and sex matched samples of patients with somatoform disorder (n = 580) and comparison sample (n = 341)

total mean score

2.62 (0.58)

3.59 (0.42)

−29.3*

− 1.9

vitality

2.20 (0.71)

3.79 (0.58)

−36.9*

− 2.4

body acceptance

3.00 (0.94)

3.81 (0.66)

−15.2*

− 1.0

sexual fulfilment

2.48 (1.02)

3.71 (0.67)

−22.1*

− 1.4

physical contact

3.28 (0.82)

3.73 (0.58)

−9.7*

− 0.6

self-aggrandizement

2.26 (0.65)

3.00 (0.54)

−18.9*

− 1.2