Studies (Edexcel A-Level Psychology): Flashcards

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Guardia et al. (2012) Dissociation in Anorexia Nervosa
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Guardia et al. (2012) - participants per group

25 female AN patients, 25 healthy female controls

Mean BMI of AN group in Guardia et al.

15.6 kg/m²

Method used to test body size perception in Guardia study

Door-frame projections on wall at different widths

Range of door widths in Guardia et al. task

30 cm to 80 cm (51 different widths)

Key finding about AN patients' body size judgements

Overestimated own body but accurately judged others' bodies

First-person perspective in Guardia study

Judging if they could walk through door frame themselves

Third-person perspective in Guardia study

Judging if researcher could walk through door frame

Why AN patients misjudge body size (Guardia conclusion)

CNS cannot update body image schema quickly enough

Strength of Guardia et al. methodology

Highly standardised methods and equipment (reliable)

Weakness regarding Guardia et al. sample

Limited generalisability - only females, one clinic in France

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