{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,27]],"date-time":"2026-03-27T14:07:46Z","timestamp":1774620466959,"version":"3.50.1"},"reference-count":51,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2012,9,18]],"date-time":"2012-09-18T00:00:00Z","timestamp":1347926400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Intl J Eating Disorders"],"published-print":{"date-parts":[[2013,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective:<\/jats:title><jats:p>Some investigators have suggested subtyping bulimia nervosa (BN) by anorexia nervosa (AN) history. We examined trait\u2010level and momentary eating\u2010related and psychosocial factors in BN with and without an AN history.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method:<\/jats:title><jats:p>Interview, questionnaire, and ecological momentary assessment data of eating\u2010related and psychological symptoms were collected from 122 women with BN, including 43 with (BN+) and 79 without an AN history (BN\u2212).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results:<\/jats:title><jats:p>Body mass index (kg\/m<jats:sup>2<\/jats:sup>) was lower in BN+ than BN\u2212 (<jats:italic>p<\/jats:italic> = 0.001). Groups did not differ on trait\u2010level anxiety, shape\/weight concerns, psychiatric comorbidity, or dietary restraint; or on momentary anxiety, dietary restriction, binge eating, purging, or exercise frequency, or affective patterns surrounding binge\/purge behaviors. Negative affect increased prior to exercise and decreased thereafter in BN+ but not BN\u2212, although groups did not statistically differ.<\/jats:p><\/jats:sec><jats:sec><jats:title>Discussion:<\/jats:title><jats:p>Results do not support formally subtyping BN by AN history. Exercise in BN+ may modulate negative affect, which could have important treatment implications. \u00a9 2012 by Wiley Periodicals, Inc. 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