Preoperative weight loss with glucagon-like peptide-1 receptor agonist treatment predicts greater weight loss achieved by the combination of medical weight management and bariatric surgery in patients with type 2 diabetes: A longitudinal analysis

Tien Tang, Sally Abbott, Carel W. le Roux, Violet Wilson, Rishi Singhal, Srikanth Bellary, Abd A. Tahrani*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)
384 Downloads (Pure)

Abstract

We examined the relationship between weight changes after preoperative glucagon-like peptide-1 receptor agonist (GLP-1RA) treatment and weight changes from the start of medical weight management (MWM) until 12months after bariatric surgery in patients with type 2 diabetes in a retrospective cohort study. A total of 45 patients (64.4% women, median [interquartile range] age 49 [45-60] years) were included. The median (interquartile range) weight loss from start of MWM until 12months post-surgery was 17.9% (13.0%-29.3%). GLP-1RA treatment during MWM resulted in 5.0% (1.9%-7.7%) weight loss. Weight loss during GLP-1RA treatment predicted weight loss from the start of MWM until 12months post-surgery, but not postoperative weight loss after adjustment. The proportion of weight loss from start of MWM to 12months post-surgery attributed to GLP-1RA treatment was negatively associated with that attributed to surgery, after adjustment. In conclusion, weight change after GLP-1RA treatment predicted the weight loss achieved by a combination of MWM and bariatric surgery, but not weight loss induced by surgery only. Failure to lose weight after GLP-1RA treatment should not be considered a barrier to undergoing bariatric surgery.

Original languageEnglish
JournalDiabetes, Obesity and Metabolism
Early online date20 Oct 2017
DOIs
Publication statusPublished - 22 Nov 2017

Keywords

  • Bariatric surgery
  • Glucagon-like peptide-1 receptor agonist
  • Laparoscopic adjustable gastric band
  • Laparoscopic sleeve gastrectomy
  • Obesity
  • Roux-en-Y gastric bypass
  • Type 2 diabetes mellitus
  • Weight loss

ASJC Scopus subject areas

  • Internal Medicine
  • Endocrinology, Diabetes and Metabolism
  • Endocrinology

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