Long-term health-related quality of life following gastric bypass: influence of depression.

Background: Severe obesity has been associated with impaired quality of life (QoL). We evaluated the long-term health-related quality of life (HRQoL) after gastric bypass.

Methods: A cross-sectional study was conducted on 50 morbidly obese patients >5 years after gastric bypass and on a control group of 78 non-operated morbidly obese patients.