{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T06:26:13Z","timestamp":1787034373245,"version":"build-2736575974"},"reference-count":74,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T00:00:00Z","timestamp":1786924800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T00:00:00Z","timestamp":1786924800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Intl J Eating Disorders"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>Diagnostic crossover among eating disorders (EDs) is clinically important, yet rates are inconsistently quantified. This meta\u2010analysis aims to quantify the frequency and direction of diagnostic crossover among EDs (both within\u2010syndrome and between\u2010syndrome), to evaluate study\u2010level moderators of crossover rates, and to conduct a formal appraisal of the quality of the included studies.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Method<\/jats:title>\n                    <jats:p>A literature search was conducted following PRISMA 2020 guidelines, including all relevant articles on PsycINFO, Pubmed\/Medline, and ProQuest Dissertations &amp; Theses Global databases from inception to June 10, 2026. Twenty\u2010seven studies (24 samples; 287 effect sizes) were synthesized using random\u2010effects models. Mixed\u2010effects models tested diagnostic criteria, follow\u2010up duration, treatment setting, diagnostic method, and demographics as moderators.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Between\u2010syndrome crossovers (e.g., bulimia nervosa [BN] to anorexia nervosa [AN]) were rare, ranging from 0% (e.g., AN to binge eating disorder [BED]) to 13% (e.g., BED to BN), whereas within\u2010syndrome shifts such as AN subtype shifts (23% from restrictive to binge\u2010purging type) and transitions into other specified feeding or eating disorder (OSFED)\/eating disorder not otherwise specified (EDNOS) were more common (17% to 25% across syndromes). Diagnostic criteria and method were significant moderators.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Discussion<\/jats:title>\n                    <jats:p>Diagnostic instability reflects within\u2010AN shifts and OSFED\/EDNOS transitions more than between\u2010syndrome crossovers, underscoring the value of repeated specialist, interview\u2010based reassessment.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/eat.70175","type":"journal-article","created":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T05:49:57Z","timestamp":1787032197000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Eating Disorder Diagnostic Crossover: A Meta\u2010Analysis"],"prefix":"10.1002","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-9415-2268","authenticated-orcid":false,"given":"Aspen","family":"Martin","sequence":"first","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0127-8667","authenticated-orcid":false,"given":"Casey","family":"Stern","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0000-7167-5273","authenticated-orcid":false,"given":"Milena S.","family":"Carpati","sequence":"additional","affiliation":[{"name":"The Chapin School  New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-7167-7189","authenticated-orcid":false,"given":"Rebecca","family":"Berg","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0004-0641-456X","authenticated-orcid":false,"given":"Dante","family":"Ascarrunz","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3676-4083","authenticated-orcid":false,"given":"Leanne","family":"Quigley","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4845-3781","authenticated-orcid":false,"given":"Peter","family":"Franz","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1560-649X","authenticated-orcid":false,"given":"Margaret","family":"Sala","sequence":"additional","affiliation":[{"name":"Ferkauf Graduate School of Psychology, Yeshiva University  Bronx New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,8,17]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1017\/S003329172400103X"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1080\/10640266.2011.584804"},{"key":"e_1_2_12_4_1","doi-asserted-by":"publisher","DOI":"10.1037\/a0034004"},{"key":"e_1_2_12_5_1","doi-asserted-by":"crossref","DOI":"10.1176\/appi.books.9780890425787","volume-title":"Diagnostic and Statistical Manual of Mental Disorders","author":"American Psychiatric Association","year":"2022"},{"key":"e_1_2_12_6_1","doi-asserted-by":"publisher","DOI":"10.1002\/eat.22579"},{"key":"e_1_2_12_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jaac.2019.09.037"},{"key":"e_1_2_12_8_1","doi-asserted-by":"publisher","DOI":"10.1037\/a0023246"},{"issue":"11","key":"e_1_2_12_9_1","doi-asserted-by":"crossref","first-page":"704","DOI":"10.1097\/00005053-199711000-00009","article-title":"Predictors of the Development of Bulimia Nervosa in Women With Anorexia Nervosa","volume":"185","author":"Bulik C. 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