Table 1 Descriptive statistics including diagnoses and group differences

Sample size

29

23

Age

Z =  − 0.39, p = 0.694

 M

14.90

15.13

 SD

1.61

1.55

 Range

12–18

12–18

BMI in kg/m²

Z =  − 5.18, p < 0.001

 M

15.68

20.25

 SD

0.98

2.90

BAI

Z =  − 3.65, p < 0.001

 M

20.90

7.43

 SD

13.54

5.65

BDI-II

Z =  − 5.31, p < 0.001

 M

26.93

5.43

 SD

14.70

4.97

EDI-II

Z =  − 4.50, p < 0.001

 M

302.76

200.35

 SD

82.21

36.66

PAQ

Z =  − 2.01, p = 0.045

 PAQ Total Score

  M

80.34

60.17

  SD

34.71

25.06

Diagnoses (ICD-10)

N

N

 F50.00 Anorexia nervosa, restrictive type

23

–

 F50.01 Anorexia nervosa, active type

5

–

 F50.1 Atypical anorexia nervosa

1

–

 F32.1 Moderate depressive episode

10

–

 F33.1 Recurrent depressive disorder, moderate episode

1

–

 F40.1 Social phobia

2

 F42.2 Mixed obsessional thoughts and acts

2

–

 F66.0 Sexual maturation disorder

1

–

 F81.0 Specific reading disorder

1

–