Binge Eating Disorder Flashcards

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1
Q

What did the DSM-IV consider Binge Eating Disorder to be?

A

A ‘diagnosis in need of further study’.

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2
Q

Which edition of the DSM first included Binge Eating Disorder? How was it included in previous editions?

A

The DSM-5. In previous editions the act of binge eating was included in the diagnosis of Bulimia Nervosa and as a subclinical disorder.

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3
Q

In the DSM-5, there are two symptoms under the ‘A. criteria’. What is ‘A. criteria’, and what are the two symptoms?

A

A. Recurrent episodes of binge eating. An episode of binge eating is characterised by both of the following:

  1. Eating, in a discrete period of time, an amount of food that is definitely larger than what most people would eat in a similar period of time, under similar circumstances.
  2. A sense of lack of control over eating during the episode.
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4
Q

How long is a ‘discrete period of time’ normally considered to be?

A

Around a two-hour period.

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5
Q

Why is the ‘discrete period of time’ just a guideline?

A

Because it depends on the person and the situation. The clinician needs to have flexible judgement.

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6
Q

What is the difference between ‘subjectively’ and ‘objectively’ large amounts of food?

A

‘Subjectively’ means that the individual thinks they have eaten a large amount of food.
‘Objectively’ means that others consider it to be a large amount of food.

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7
Q

Give a brief/short description of the first symptom in ‘A. criteria’ for Binge Eating Disorder.

A

Recurrent episodes of binge eating characterised by a ‘large amount of food’, in a ‘certain period of time’.

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8
Q

Give a brief/short description of the second symptom in ‘A. criteria’ for Binge Eating Disorder.

A

Feeling out of control during the episode (e.g., feeling that one cannot stop eating or control how much they are eating).

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9
Q

Instead of feeling ‘out of control’ during a binge episode, many clients report - what?

A

Feeling ‘dissociated’ during or following a binge episode.

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10
Q

What constitutes a ‘subjective’ binge episode?

A

Someone may feel they have binge eaten when eating only a small amount of food, but if they feel ‘out of control’ then it still constitutes as a subjective binge episode.

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11
Q

What is ‘B. criteria’ for Binge Eating Disorder? And how many out of the five symptoms need to be present?

A

B. The binge-eating episodes are associated with three (or more) of the following:

  1. Eating much more rapidly than normal.
  2. Eating until feeling uncomfortably full.
  3. Eating large amounts of food when not feeling physically hungry.
  4. Eating alone because of feeling embarrassed by how much one is eating.
  5. Feeling disgusted with oneself, depressed, or very guilty afterward.
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12
Q

What is ‘C. criteria’ for Binge Eating Disorder?

A

C. Marked distress regarding binge eating is present.
- individuals with Binge Eating Disorder are typically ashamed of their eating problems and attempt to conceal their symptoms. Binge eating usually occurs in secrecy or as inconspicuously as possible.

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13
Q

What is important about ‘criteria C.’ for Binge Eating Disorder?

A

Distress over binge eating episodes must be present, otherwise it cannot be considered a disorder.

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14
Q

What is ‘D. criteria’ for Binge Eating Disorder?

A

D. The binge eating occurs, on average, at least once a week for 3 months.

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15
Q

What happened to the frequency criteria of all eating disorders in the DSM-5? Why?

A

The frequency of disordered eating episodes was lowered in the DSM-5. This was because people who had eating disorders ‘not otherwise specified’ (or Other Specified Feeding and Eating Disorders - OSFED), can now be classified under full criteria syndromes and can be treated accordingly, depending on the severity of their disorder.

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16
Q

What is ‘E. criteria’ for Binge Eating Disorder?

A

E. The binge eating is not associated with the recurrent use of inappropriate compensatory behaviour as in Bulimia Nervosa and does not occur exclusively during the course of Bulimia Nervosa or Anorexia Nervosa.

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17
Q

What is the main differences between Binge Eating Disorder and Bulimia Nervosa?

A

Those with Binge Eating Disorder do not partake in compensatory behaviours to try and eliminate excess calories and are therefore often overweight. Those with Bulimia Nervosa are often able to maintain a normal weight.

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18
Q

How can a Anorexia Nervosa diagnosis trump both Binge Eating Disorder and Bulimia Nervosa?

A

If the person’s weight is severely low, then regardless of binging behaviours, they classify as having Anorexia Nervosa.

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19
Q

What is the one specifier for Binge Eating Disorder and what are the four levels?

A
Specifier - Current Severity.
The severity is based on the frequency of binge eating episodes, however the severity may increase as it reflects other levels of functional impairment.
1. Mild: 1-3 episodes/week.
2. Moderate: 4-7 episodes/week.
3. Severe: 8-13 episodes/week.
4. Extreme: 14 or more episodes/week.
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20
Q

Name three other health issues Binge Eating Disorder is associated with:

A
  1. Early onset obesity.
  2. Severity of obesity.
  3. Increased rates of ‘general’ psychopathology.
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21
Q

What is the relationship between Binge Eating and Obesity?

A
  • 41% of overweight/obese individuals in the community meet the criteria for one of the binge eating illnesses.
  • 52% of overweight/obese individuals in weight loss programs meet the criteria for one of the binge eating illnesses.
  • 88% of individuals with Binge Eating Disorder have been classified as obese at some point in their life.
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22
Q

How common is Binge Eating Disorder when comparing data from 1998 and 2015?
Is this data reliable?

A
Once a week binge:
- 1998: 2.7%.
- 2015: 13%
Twice a week binge:
- 1998: 1.1%.
- 2015: 3.5%

It is hard to tell if this data is a real increase, however it is unlikely that the destigmatisation of binge eating would have that much affect, so there is most likely some real increase happening.

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23
Q

How common is Binge Eating Disorder compared with Anorexia Nervosa, Bulimia Nervosa and OSFED?

A

Binge Eating Disorder is by far the most common eating disorder.

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24
Q

How abnormal is Binge Eating Disorder when looking at the HRQoL from 1998 - 2015?

A

In 1998, those with Binge Eating Disorder reported less health-related quality of life. However, today the impact of binge eating has lessened and 50% of people do not experience distress relating to binge episodes. However, there is still distress related to quality of life impairment, and ‘days out of role’.

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25
Q

What percentage is considered to be accounted for by genetics in the development of Binge Eating Disorder?

A

17 - 39%.

26
Q

What is considered the biggest risk factor for the development of Binge Eating Disorder? (And any eating disorder for that matter).

A

Dieting.

27
Q

What are seven other risk factors associated with the development of Binge Eating Disorder?

A
  • trauma.
  • low self-esteem.
  • body dissatisfaction.
  • negative emotionality.
  • over-valuing the importance of weight and shape.
  • difficulty regulating emotional states.
  • parental substance use.
28
Q

What are four things associated with triggering a binge eating episode?

A
  • negative mood.
  • interpersonal stressors.
  • dietary restraints.
  • boredom.
29
Q

What are the two most common comorbid mental disorders for people living with Binge Eating Disorder?

A
  • Depression (54% of BED).

- Anxiety (37% of BED).

30
Q

What are two other comorbid conditions associated with Binge Eating Disorder?

A
  • Substance use (25% of BED).

- Personality Disorder (25% of BED).

31
Q

What are Binge Eating Disorder and Anorexia Nervosa classified as? (hint: Personality Disorders have similar features).

A

They are in the impulse/control classification. The theory is that binge eating is associated with an urge and impulse and then the inability to control oneself, resulting in a binge episode.
Personality Disorders also have lots of urges and behaviours that are impulsive.

32
Q

What is the gender difference for BED? And what about the gender difference for some comorbid conditions?

A

It is fairly evenly split. But men are more likely to experience BED with substance use disorders and OCD.

33
Q

What is SCOFF? What is Binge Eating Scale? What is BEDS-7?

A
  • SCOFF: a 5-item screening tool that covers all eating disorder behaviours (not BED specific). If the client gets two points, they’re in.
  • Binge Eating Scale: is a 16-item self-report scale and is specific to binge eating.
  • BEDS-7: a 7-item diagnostic screener which follows DSM-5 criteria for BED.
34
Q

Although there are not new therapies, what were the five main therapies used to treat Binge Eating Disorder? And what is their efficacy looking at percentage of patients who had binge abstinence at the end of treatment and follow-up?

A
  • Cognitive Behavioural Therapy (CBT): 46%, 59%.
  • Dialectical Behaviour Therapy (DBT): 64%.
  • Interpersonal Psychotherapy (IPT): 60%, 63%.
  • Brief Strategic Therapy (BST): 20%
  • Behavioural Weight Loss (BWL): 38%, 41%.
    DBT & IPT are superior at the end of treatment, but CBT catches up in the follow-up.
35
Q

In the past, what has been the issue with treating Binge Eating Disorder?

A

The psychological therapies and behavioural weight loss components have been separated. It seems they need to be combined to have really good long-term efficacy.

36
Q

What is the overall evidence for the efficacy for Self-Help/Guided Self-Help (books, etc.)? Does binge eating lessen? Does weight go down?

A
  • good evidence ++.
  • binge eating lessens ++.
  • no impact on excess weight loss +/-.
37
Q

What is the overall evidence for the efficacy of CBT? Does binge eating lessen? Does weight go down?

A
  • great evidence +++.
  • binge eating lessens a lot +++.
  • no impact on excess weight +/-.
38
Q

What is the overall evidence for the efficacy of Interpersonal Therapy? Does binge eating lessen? Does weight go down?

A
  • good evidence ++.
  • binge eating lessons a lot +++.
  • no impact on excess weight +/-.
39
Q

What is the overall evidence for the efficacy of Behavioural Weight Loss? Does binge eating lessen? Does weight go down?

A
  • little evidence +.
  • binge eating lessons a little +.
  • weight decreases a lot ++.
40
Q

What is the overall evidence for the efficacy of Dialectic Behaviour Therapy? Does binge eating lessen? Does weight go down?

A
  • little evidence +.
  • binge eating lessons a lot +++.
  • no impact on excess weight +/-.
41
Q

What is HAPIFED?

A
Healthy Approach (HAP) to weIght management (I) and Food in Eating Disorders (FED).
It integrates CBT with weight loss management techniques for BED.
42
Q

What is the aim of HAPIFED?

A

To integrate the best behavioural weight loss programs with cognitive behavioural therapy. To sustain weight loss by reducing disordered eating, enhancing psychological wellbeing & improving appetite regulation.

43
Q

What is CBT-e?

A

CBT-e (CBT-enhanced) is an adapted version of CBT to help treat those with Anorexia Nervosa. CBT is really helpful in reducing symptoms of Bulimia Nervosa and BED, but not AN.
The ‘e’ element addresses emotions, mindfulness, etc. The problem is that is still works better for BED and BN, but not so well for AN.

44
Q

CBT-e was adapted using a trans-diagnostic model, what does that mean?

A

Trans-diagnosis removes the categories in mental disorders - however, many clinicians believe that this is not very helpful.

45
Q

What is the EDE?

A

The EDE is the Eating Disorder Examination, a clinician administered tool used to diagnose.

46
Q

In the pilot study looking at the efficacy of HAPIFED, what were the results in terms of objective and subjective binge eating episodes?

A

Objective episodes reduced by 4 episodes per week.

Subjective episodes reduced by 1 episode per week.

47
Q

In the pilot study looking at the efficacy of HAPIFED, what were the results in terms of depression, anxiety and stress?

A

Depression, anxiety and stress were all significantly reduced.

48
Q

In the pilot study looking at the efficacy of HAPIFED, what were the results in terms of weight changes?

A

The median change was a reduction of 1.1kg.

49
Q

What is Binge Eating E-Therapy (BEeT)?

A

It is an app were the patient records their mood, food, can challenge thoughts, perform behavioural experiments.

50
Q

In the BEeT pilot study, participants completed the first psychological session and then used the app for 28 days. What did the two sessions involve?

A

The first session involves fundamental aspects of CBT for any eating disorder.
- Session 1: psychoeducation about regular eating, learning how to monitor, learning the three/four hour rule

51
Q

What is the three/four hour rule?

A

That everyone needs to eat every 3-4 hours. After 4 hours the body will begin to seek calories. For those suffering with BED or BN, abstaining from food for too long can ultimately lead to a binge episode.

52
Q

What were the key findings of the BEeT pilot study, in terms of binge frequency? (3)

A

Over the four weeks of using the app, there was a significant decrease (37%) in binge eating frequency, binge days and the associated loss of control.

53
Q

What were the key findings of the BEeT pilot study for those suffering with Bulimia Nervosa?

A

No significant changes in compensatory behaviours, however there was a 29% decrease in purging frequency.

54
Q

What were the key findings of the BEeT pilot study, in terms of psychological changes relating to binge eating? (4)

A

There was a significant decrease in dietary restraint, eating concerns, shape concerns, and global EDE-Q scores.

55
Q

What is the EDE-Q?

A

The EDE-Q is the self-report version of the EDE diagnostic tool (eating disorder examination).

56
Q

What is Vyvanse?

A

It is an amfetamine, slow release drug used to treat Binge Eating Disorder and ADHD.

57
Q

What did the research on Vyvanse show in its effectiveness in treating Binge Eating Disorder?

A

A significant decrease in binge eating, compared to a placebo. It is the first promising drug in the treatment of BED.

58
Q

When comparing relapse rates of binge eating in a placebo vs. Vyanse, what did the research find?

A

Placebo: relapse after 15 days.
Vyvnase: no relapse even after 195 days.

59
Q

What percentage of people relapsed after starting Vyvanse, compared to a placebo?

A

Vyvanse: 3.7%.
Placebo: 32.1%

60
Q

What can be concluded about Vyvanse but what must be cautioned?

A

Compared to other therapies, Vyvanse is incredibly effective in reducing binge episodes AND reducing weight. But it can only be used extremely carefully. It should not be prescribed to anyone who hasn’t done a good course of CBT and have the knowledge about regular eating. Otherwise, a person can flip into having the other spectrum of eating disorders - AN.

61
Q

Although we don’t know much about how vyvanse works, what systems in the brain is it likely to work on to reduce binge eating?

A

The reward systems.