• How effective is gastric bypass for weight loss? 

    Everson, Gina; Kelsberg, Gary; Nashelsky, Joan (Family Physicians Inquiries Network, 2004)
    Gastric bypass results in weight loss of approximately 33% at 2 years and 25% at 8 years (strength of recommendation [SOR]: B, based on a cohort study). Gastric bypass is one type of bariatric surgery, which also includes ...