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precis+of+Wilson+on+allegiance+effects - two...

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Wilson on allegiance effects (Paragraphs are numbered for teaching purposes. You can label your paragraphs the same way – or not.) 1. One of the common effects of psychotherapy that may bias the outcome of randomized control trials is the allegiance of the investigators, who usually have an allegiance to a specific treatment. The basic idea is that the investigators, who have a stake in the outcome, will somehow favorably bias the treatment that they prefer. This may lead to other treatments being implemented less well by less expert therapists. 2. This paper reviews the results of a multi-center study of 200 patients with binge eating disorder. Three conditions (behavioral weight loss, a CBT treatment specifically focused on binge eating disorder, and interpersonal therapy) were used at two centers. One of the
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Unformatted text preview: two centers (Rutgers) favored the behavioral approach, the other favored interpersonal therapy. 3. There were no differences in the effectiveness of the different treatments at the two sites. Wilson concludes that allegiance effects do not show up when a high quality RCT is carefully examined. NOTE: QUESTIONS TO BE ANSWERED (USUALLY) 1. WHAT IS THE STUDY ABOUT IN TERMS OF THE MAJOR ISSUE (SPECIFIC VS COMMON EFFECTS OF PSYCHOTHERAPY). 2. WHAT DID THEY DO TO ANSWER THE QUESTION (SUCH AS DO A STUDY, REVIEW A SINGLLE STUDY, USE META-ANALYSIS OR …. OR DID THEY JUST THEORIZE?) 3. WHAT WERE THE RESULTS AND CONCLUSIONS OF THE PAPER OR CHAPTER?...
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