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They were evaluated at admission, at discharge, and after nine months follow\u2010up.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results:<\/jats:title><jats:p>At discharge, patients had improved in body mass index (<jats:italic>p<\/jats:italic> &lt; .001), eating attitudes (<jats:italic>p<\/jats:italic> = .002), depressive symptomatology (<jats:italic>p<\/jats:italic> = .001), and motivation to change (<jats:italic>p<\/jats:italic> &lt; .001). Patients with good weight maintenance at follow\u2010up had higher body mass index (<jats:italic>p<\/jats:italic> = .017) at admission, lower abnormal eating attitudes (<jats:italic>p<\/jats:italic> = .035), depressive symptomatology (<jats:italic>p<\/jats:italic> = .026), and higher motivation to change (<jats:italic>p<\/jats:italic> = .004) at discharge. Logistic regression analysis showed a high motivation to change at discharge and a high body mass index at admission to be predictors of weight maintenance.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion:<\/jats:title><jats:p>High motivation to change, low abnormal eating attitudes, depressive symptomatology at discharge, and high body mass index at admission are associated with weight maintenance in adolescent anorexia nervosa. \u00a9 2006 by Wiley Periodicals, Inc. 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