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Randomised controlled trial
Gastric bypass surgery is more efficacious than intensive lifestyle and medical treatment for type 2 diabetes remission
  1. Kristina H Lewis1,
  2. David Arterburn2
  1. 1Kaiser Center for Health Research, Atlanta, Georgia, USA;
  2. 2Group Health Research Institute, Seattle, Washington, USA
  1. Correspondence to: Dr David Arterburn
    , Group Health Research Institute, 1730 Minor Ave, Suite 1600 Seattle, WA 98108, USA; arterburn.d{at}

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Despite numerous medication and lifestyle treatment options, just over half of patients with type 2 diabetes mellitus (T2DM) achieve a glycated haemoglobin (HbA1c) of <7%.1 Roux-en-y gastric bypass surgery (RYGB) has traditionally been reserved for treating severe obesity, but there is growing interest in using this and other bariatric procedures to treat T2DM in less obese patients.2 ,3 There have been few rigorous studies comparing RYGB against best available non-surgical treatment for control of T2DM and comorbid conditions.


Ikramuddin and colleagues conducted a …

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  • Competing interests None.