Table 2 Comparison of ED severity, psychological distress and psychosocial function across AOO groups

n = 54

n = 107

n = 75

BMI

17.07 ± 2.25

16.74 ± 2.27

16.75 ± 2.99

p = .463, η2 = .007

n = 50

n = 82

n = 65

AN Subtype

0.744

 Restraint

45

75

61

 Binge-purge

5

7

4

n = 49

n = 85

n = 64

 Restraint

4.68 ± 1.37

3.88 ± 1.67

3.75 ± 1.82

p = .060, η2 = .030

 Eating concern

4.28 ± 1.00

3.92 ± 1.36

3.44 ± 1.63*

p = .031, η2 = .037

 Shape concern

5.26 ± 1.06

4.80 ± 1.22

4.29 ± 1.50**

p = .004, η2 = .057

 Weight concern

4.91 ± 1.33

4.51 ± 1.38

3.92 ± 1.57*

p = .019, η2 = .042

 Global

4.68 ± 1.21

4.18 ± 1.37

3.74 ± 1.54*

p = .030, η2 = .036

n = 21

n = 40

n = 32

Dysmorphic concern

13.33 ± 4.16

11.63 ± 4.87

10 ± 5.51*

p = .029, η2 = .077

n = 55

n = 103

n = 74

 Depression

28.76 ± 11.92

24.41 ± 11.76

22.81 ± 13.11

p = .087, η2 = .022

 Anxiety

22.18 ± 11.01

18.52 ± 11.77

16.30 ± 10.85

p = .051, η2 = .026

 Stress

28.55 ± 9.00

24.84 ± 10.02

23.46 ± 10.95

p = .116, η2 = .019

n = 20

n = 41

n = 32

Cognitive flexibility

40.85 ± 7.84

46.71 ± 7.76*

48.84 ± 8.67**

p = .006, η2 = .110

n = 18

n = 39

n = 31

Self-efficacy

23.33 ± 5.53

24.72 ± 5.38

26.42 ± 5.58

p = .210, η2 = .037

n = 45

n = 81

n = 63

Quality of life

34.07 ± 10.17

37.28 ± 10.05

37.16 ± 10.72

p = .530, η2 = .007

n = 57

n = 106

n = 74

Disability

12.65 ± 5.86

10.68 ± 5.07

10.69 ± 5.68

p = .117, η2 = .019