Table 3 Description of measure

BAAS

Dysfunctional attitudes about appearance

20

5-point Likert scale

(0 = Not at all, 4 = Extremely)

1. Dysfunctional attitudes about appearance hypothesised to be unique to eating disorders

BATT

Automatic thoughts associated with bulimia

20

5-point Likert scale

(1 = Not at all, 5 = all the time)

1. Automatic thoughts characterised by cognitive distortions associated with bulimia nervosa

BCCS

Cognitions underlying body checking behaviours

19

5-point Likert scale

(1 = Never, 5 = Very often)

1. Objective verification beliefs

2. Reassurance beliefs

3. Safety beliefs

4. Body control beliefs

BCDS

Irrational beliefs associated with BN

25

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Cognitive distortions associated with automatic eating behaviours

2. Cognitive distortions associated with physical appearance

BTQ

Cognitions related to bulimia

20

5-point Likert scale

(1 = not at all, 5 = all the time)

1. Self-schema related to weight

2. Self-efficacy expectations

3. Salient beliefs

EBQ

Beliefs about binge eating

16

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Positive beliefs 0about eating

2. Negative Beliefs about eating

EBQ-18

Beliefs about binge eating

18

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Positive beliefs about eating

2. Negative beliefs about eating

3. Permissive beliefs about eating

EDBQ

Assumptions and beliefs associated with eating disorders

32

Visual analogue scale 1–100

(Never to Always)

1. Negative self-beliefs

2. Weight and shape as a means of acceptance by others

3. Weight and shape as a means to self-acceptance

4. Control overeating

ED-CBQ

Core beliefs associated with eating disorders

40

7-point Likert scale

(1 = feels very much untrue, 7 = feels very much true)

1. Self-loathing

2. Unassertive/inhibited

3. High standards for self

4. Demanding/in need of help and support

5. Abandoned/deprived

ED-CBQ-R

Core beliefs associated with eating disorders

15

7-point Likert scale

(1 = feels very much untrue, 7 = feels very much true)

1. Self-loathing

2. Unassertive/inhibited

3. Demanding/in need of help and support

4. Abandoned/deprived

EDI (BD)*

Body dissatisfaction in anorexia and bulimia nervosa

9

6-point Likert scale

(1 = Never, 6 = Always)

1. Body dissatisfaction

EDI-II (BD)*

Body dissatisfaction in anorexia and bulimia nervosa

9

6-point Likert scale

(1 = Never, 6 = Always)

1. Body dissatisfaction

EDI-III (BD)*

Body dissatisfaction in eating disorders

9–10

6-point Likert scale

(1 = Never, 6 = Always)

1. Body dissatisfaction

EEI

Expectations related to eating

34

7-point Likert scale

(1 = Completely disagree, 7 = Completely agree)

1. Eating helps manage negative affect

2. Eating is pleasurable and useful as a reward

3. Eating leads to feeling out of control

4. Eating enhances cognitive competence

5. Eating alleviates boredom

FBES

Functions of binge eating

46

5-point Likert scale

(1 = Strongly disagree, 5 = Strongly agree)

1. Self-protection

2. Compensatory eating

3. Hedonic hunger

4. Emotional regulation

5. Control

6. Self-punishment

7. Emotion expression

8. Numbness/dissociation

IFBS

Irrational beliefs relating to food and eating

57

4-point Likert scale

(1 = Strongly disagree, 4 = Strongly agree)

1. Irrational beliefs about food and eating

2. Rational beliefs about food and eating

IOET

Interpersonal outcome expectancies for being thin

8

7-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Positive interpersonal outcome expectancies for being thin

MACQ

Cognitive distortions in anorexia and bulimia

33

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Rigid weight and eating regulation

2. Weight and eating behaviour as the basis of approval from others

3. Self-esteem based off excessive self-control

MACQ-B

Cognitive distortions in anorexia and bulimia

12

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Self-control and self esteem

2. Weight and approval

3. Rigid weight regulation and fear of weight gain

MACQ-R

Cognitive distortions in anorexia and bulimia

25

5-point Likert scale

(1 = strongly disagree, 5 = strongly agree)

1. Self-control and self esteem

2. Weight and approval

3. Rigid weight regulation and fear of weight gain

MDDI (DS)*

Body dissatisfaction and drive for size

5

5-point Likert scale

(1 = Never, 5 = Always)

1. Drive for size

PBTS

Beliefs about perceived benefits of thinness

12

6-point Likert scale

(1 = No chance, 6 = Certain to happen)

1. Beliefs about perceived benefits of thinness

SATAQ-4 (IT)*

Internalization of attitudes relating to desiring thinness or low body fat

4

5-point Likert scale

(1 = Definitely disagree, 5 = Definitely agree)

1. Internalisation—Thin/Low Body fat

SATAQ-4R (IT)*

Internalization of attitudes relating to desiring thinness or low body fat

4

5-point Likert scale

(1 = Always/Strongly agree, 5 = Never/Strongly disagree)

1. Internalisation—Thin/Low Body fat

SEDS (ADC)*

Anorexic dietary cognitions

10

Dichotomous categorical (True/False)

1. Anorexic dietary cognitions

SEDS (BDC)*

Bulimic dietary cognitions

10

Dichotomous categorical (True/False)

1. Bulimic dietary cognitions

SEDS (LSE)*

Low self-esteem beliefs

10

Dichotomous categorical (True/False)

1. Low self-esteem beliefs

TAQ-ED

Eating disorder related dysfunctional assumptions

12

5-point Likert scale

(1 = do not agree, 5 = totally agree)

1. Dysfunctional assumptions about the world

2. Dysfunctional assumptions about the body

3. Dysfunctional assumptions about feelings

TAQ-ED-R

Eating disorder related dysfunctional assumptions

20

5-point Likert scale

(1 = do not agree, 5 = totally agree)

1. Dysfunctional assumptions about the world

2. Dysfunctional assumptions about the body

3. Dysfunctional assumptions about feelings

TQ

Automatic thoughts related to eating disorders

26

Likert scale 1–100

(1 = I do not usually believe this at all,

100 = I am usually completely convinced that this is true)

1. Negative thoughts about eating

2. Positive thoughts about eating

3. Permissive thoughts

WISE-Q

Influence of negative perception about body weight and/or shape on self-esteem

22

5-point Likert scale

(0 = Not at all, 4 = Extremely)

1. ‘Generalised’ aspects of self-esteem (i.e., social, personality and performance domains)

2. ‘Expected’ aspects of self-esteem (i.e., appearance, self-control, etc.)