Funding for this research was provided by:
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (88881.068180/2014-01)
Received: 29 October 2019
Accepted: 8 January 2020
First Online: 25 January 2020
Compliance with ethical standards
: Marly A. Palavras participated in a 2016 meeting of an advisory board for the treatment of binge eating disorder at Shire Pharmaceuticals, Brazil. Phillipa Hay receives/has received sessional fees and lecture fees from the Australian Medical Council, Therapeutic Guidelines publication and New South Wales Institute of Psychiatry; royalties/honoraria from Hogrefe and Huber, McGraw Hill Education, Blackwell Scientific Publications, Biomed Central and PlosMedicine; and has received research grants from the NHMRC and ARC. She is Chair of the National Eating Disorders Collaboration Steering Committee in Australia (2019–) and a Member of the ICD-11 Working Group for Eating Disorders (2012–2018) and was Chair of the Clinical Practice Guidelines Project Working Group (Eating Disorders) of RANZCP (2012–2015). She has received honoraria from Shire Pharmaceuticals for educational seminars for psychiatrists and prepared a commissioned report. Angélica M. Claudino is a member of the World Health Organization Working Group on Feeding and Eating Disorders for the Revision of ICD-10 Mental and Behavioral Disorders. Amanda Sainsbury is the author of The Don’t Go Hungry Diet (Bantam, Australia and New Zealand, 2007) and Don’t Go Hungry for Life (Bantam, Australia and New Zealand, 2011). She has also received payment from Eli Lilly, the Pharmacy Guild of Australia, Novo Nordisk, the Dietitians Association of Australia, Shoalhaven Family Medical Centres, the Pharmaceutical Society of Australia, and Metagenics for presentation at conferences, and served on the Nestlé Health Science Optifast® VLCDTM Advisory Board from 2016 to 2018. Stephen Touyz receives royalties from Hogrefe and Huber, Routledge and McGraw-Hill Publishers. He has also been the recipient of honoraria and travel and research grants from Shire Pharmaceuticals. He has chaired their Australian Binge-Eating Disorder Advisory Board and has been the author of commissioned reports. All views expressed in these reports have been his own. He is a mental health advisor to the Australian Commonwealth Department of Veterans Affairs and a consultant to Weight Watchers (WW). Haider Mannan and Felipe Quinto da Luz have no conflicts of interest to report.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study was approved by the Human Research Ethics Committee of UNIFESP (CAAE 43874315.4.0000.5505).
: Informed consent was obtained from all participants included in the study.