Bariatric surgery versus lifestyle interventions for morbid obesity - Changes in body weight, risk factors and comorbidities at 1 year

  • Martins C
  • Strommen M
  • Nossum R
 et al. 
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Background: Few studies have looked at non-surgical alternatives for morbid obese patients. This study aims to compare 1-year weight loss and changes in risk factors and comorbidities after bariatric surgery and three conservative treatments. Methods: Patients with morbid obesity (BMI>40 or BMI>35 kg/m2 plus comorbidities) on waiting list for bariatric surgery, were non-randomly allocated to (A) bariatric surgery or to one of three conservative treatments; (B) residential intermittent program; (C) commercial weight loss camp and (D) hospital outpatient program. Body weight, risk factors and comorbidities were assessed at baseline and 1 year. Results: Of 206 participants, 179 completed the study. All treatments resulted in significant weight loss, but bariatric surgery (40+/-14 kg, 31+/-9%) led to the largest weight loss (P

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  • C Martins

  • M Strommen

  • R Nossum

  • R Marvik

  • B Kulseng

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