Night Eating Syndrome and Binge Eating Disorder among Persons Seeking Bariatric Surgery: Prevalence and Related Features

1.9% of participants met the strictest criteria for night eating syndrome (NES), while 4.2% met the full criteria for binge eating disorder (BED).

• 8.9% of participants met NES criteria when using all definitions.
• 1.4% reported binge eating at least once per week.
• Self-reported rates of NES and BED were higher than diagnostic interview findings.
• Participants with NES or BED exhibited significantly more symptoms of depression.
• Individuals with NES or BED had a greater history of psychological complications compared to those without these disorders.

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