Eating Disorders Clinical Trial
Official title:
Does Offering Adolescents Anonymous Access to Online CBT Self-Help for Bulimia Nervosa Improve Engagement in Treatment-Pilot Study
Although 4.7% of adolescents suffer from symptoms of bulimia nervosa (BN), only 1/5 seek
treatment. Hesitation to seek treatment is likely related to ego-syntonicity and fear of
disclosing symptoms to parents and clinicians. Furthermore, the physical symptoms of BN
often go unnoticed by parents and clinicians.
In order to eliminate the barriers that prevent adolescents from seeking treatment, this
study will offer anonymous access to online self-help cognitive behavioral therapy (CBT) for
BN. Online CBT (traditional, non-anonymous delivery) has been found to be effective and
acceptable treatment for adolescents with BN. Furthermore, in adults, this method has been
found to be as effective as specialized treatments, and more cost efficient.
To remain anonymous and accessible, the self-help approach in this study will be provided in
a non-guided, or pure format (only online sessions). Studies support that a pure self-help
methodology is as effective as a guided version.
Although anonymity may improve accessibility, this study design could also pose challenges
in areas such as recruitment, treatment completion and obtaining adequate informed consent.
Therefore, before embarking on a larger randomized control trail, we would like to propose a
small, non-controlled feasibility study to assess potential issues in these areas.
Primary hypotheses:
Recruitment: Based on communication with public health nurses in the high schools we plan to
recruit from, we hypothesize that it is feasible to recruit 1-5 adolescents over a 4-month
period from each of the 5 schools, and 1-5 from social media outlets such as Instagram,
Twitter, Facebook for a total of 5 participants over a 4-month period.
Treatment completion: Based on pervious studies of self-help for adolescent bulimia, we
hypothesize that approximately 15% of participants will not complete any sessions, and many
will only complete about half of the sessions.
Informed consent: Based on information from large randomized control studies in the UK, we
hypothesize that adolescents will be capable of providing online consent, and that we will
be able to adequately obtain consent without verbally communicating with participants.
Secondary hypothesis:
We hypothesize a non-guided (pure) version of online CBT-BN offered in an anonymous manner
will decrease BN symptoms after treatment completion, and at 3-month follow-up compared to
baseline.
n/a
Intervention Model: Single Group Assignment, Masking: Open Label, Primary Purpose: Treatment
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