Eating Behaviour - Anorexia Flashcards
What % of EDs are AN?
10%
Morality rates of AN?
15-20%
How many individuals does AN affect?
70 million+
How is AN diagnosed by the DSM-IV-TR?
Anxiety
Weight (below 85% of normal body weight)
Body-image distortion
Amenorrhea (no periods for 3+ months)
Psychological explanations of AN?
Cultural ideas and the media & personality
Research on cultural ideas?
Gregory et al
Gregory et al?
16% of 15-18 year old girls in the UK were ‘currently on a diet’ - national diet and nutrition survey of young people
Research on media influences?
Jones and Buckingham
Jones and Buckingham?
Individuals with low self esteem much more likely to compare themselves to idealised images
What aspects of personality affect AN?
Perfectionism and impulsiveness
Research on perfectionism?
Strober et al
Strober et al?
High levels of perfectionism in 73% of girls and 50% of boys being treated for AN
Research on impulsiveness?
Butler and Montgomery
Butler and Montgomery?
Patients with AN responded rapidly but inaccurately to a performance task despite low self reported impulsiveness
Strengths of psychological explanations of AN?
Supporting evidence
Genetics
Weaknesses of psychological explanations of AN?
Ethics
Contradictory evidence
Is personality a cause or effect?
Support for psychological explanations of AN?
Halmi et al
Halmi et al?
Those who had a history of AN scored high on the Multi dimensional perfectionism scale and extent was directly related to severity of AN
Ethical issues in psychological explanations of AN?
Researchers look to internet communities for qualitative data
Contradicting evidence for psychological explanations of AN?
Hoek et al
Hoek et al?
Looked at 44,192 people admitted to hospital from 1987-89 in Curaco and found 6 cases of AN (within western ranges)
Issues of cause and effect in psychological explanations of AN?
Difficult to separate lasting traits from short lived ones
Role of genetics in psychological explanations of AN?
Halmi et al
Halmi et al (genetics)
Perfectionism ran in families