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SurgiCal Obesity Treatment Study (SCOTS): A prospective, observational cohort study on health and socioeconomic burden in treatment-seeking individuals with severe obesity in Scotland, UK

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  • R.M. Mackenzie
  • N. Greenlaw
  • A. Ali
  • D. Bruce
  • J. Bruce
  • E. Grieve
  • M. Lean
  • R. Lindsay
  • N. Sattar
  • S. Stewart
  • I. Ford
  • J. Logue
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Article numbere046441
<mark>Journal publication date</mark>26/08/2021
<mark>Journal</mark>BMJ Open
Issue number8
Volume11
Number of pages12
Publication StatusPublished
<mark>Original language</mark>English

Abstract

Objectives There is a lack of evidence to inform the delivery and follow-up of bariatric surgery for people with severe obesity. The SurgiCal Obesity Treatment Study (SCOTS) is a national longitudinal cohort of people undergoing bariatric surgery. Here, we describe characteristics of the recruited SCOTS cohort, and the relationship between health and socioeconomic status with body mass index (BMI) and age. Participants/Methods 445 participants scheduled for bariatric surgery at any of 14 centres in Scotland, UK, were recruited between 2013 and 2016 for this longitudinal cohort study (1 withdrawal); 249 completed health-related preoperative patient-reported outcome measures. Regression models were used to estimate the effect of a 10-unit increase in age or BMI, adjusting for sex, smoking and socioeconomic status. Results Mean age was 46 years and median BMI was 47 kg/m 2. For each 10 kg/m 2 higher BMI, there was a change of -5.2 (95% CI -6.9 to -3.5; p