The differences in the treatment outcomes of anorexia nervosa patients was moderated by the utilized treatment platform. Specifically, inpatient treatments tended to lead to greater weight restoration than outpatient or mixed treatments by the end of treatment and at follow-up.

Kalamazoo College

Compared to other treatments, specialized anorexia nervosa treatment tends to yield more significant weight restoration by the end of treatment. However, research has indicated no significant difference between specialized versus other forms of treatment on patients' weight at follow-up, nor any significant difference in psychological outcomes.

Specialized vs. Other Anorexia Nervosa Treatments

Murray, S. B., Quintana, D. S., Loeb, K. L., Griffiths, S., & Grange, D. L. (2019). Treatment outcomes for anorexia nervosa: A systematic review and meta-analysis of randomized controlled trials. Psychological Medicine, 49(4), 535-544. https://doi.org/10.1017/S0033291718002088

Treatment Outcomes for Anorexia Nervosa: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

The differences in the outcomes between specialized and comparator treatments for anorexia nervosa patients were found to be moderated by the type of treatment, with psychosocial treatment methods tending to yield lesser weight gain than other specialized treatments, such as pharmacological treatment. Of the analyzed psychosocial treatments, only family therapy was found to lead to significant weight restoration.

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