Night eating and binge eating disorder in obese patients

Objective: To investigate the relationships between binge eating disorder a nd night eating in severely obese patients. Design: Longitudinal study foll owing biliopancreatic diversion, when any preoccupation with food and weigh t is completely abandoned. Materials and Methods: Structured interview prio r to the operation and at the 1, 2, and 3-year follow-up visit. Results: Ne arly complete disappearance of hinging behavior and no changes in the frequ ency of night eating. Conclusion: Binge eating and night eating are widely overlapping but different behaviors; night eating appears to be fully indep endent of preoccupation with food and dieting. (C) 1999 by John Wiley & Son s, Inc.