Dietary, weight, and psychological changes among patients with obesity, 8 years after gastric bypass.

Background And Objective: Long-term data on patients with obesity outcome after bariatric surgery are lacking. The goal was to document dietary and anthropometric changes more than 5 years after surgery, as well as patients' eating behavior, psychological state, and quality of life.

Methods: A cohort of 80 women (mean age 40+/-10 years) who underwent a Roux-en-Y gastric bypass between 1997 and 2002 were followed in a Swiss University Hospital for an average of 8+/-1.