A comparison of postoperative effects of bariatric surgery on medical markers of morbidity

  • Gwen L. Bonner
  • , Andrew J. Nagy
  • , Daniel C. Jupiter
  • , Joaquin A. Rodriguez
  • , Richard E. Symmonds
  • , Robert O. Carpenter

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Background Bariatric surgery reduces the prevalence of diabetes and improves lipid profiles. Low-density lipoprotein particle (LDL-P) is a more accurate predictor of cardiovascular events than high-density lipoprotein (HDL) and LDL cholesterol. The effects of bariatric procedures on LDL-P have not been previously reported.

Methods Two hundred thirty patients undergoing bariatric surgery, including gastric bypass, sleeve gastrectomy, and laparoscopic adjustable gastric band placement at a single institution were included. HDL, LDL, hemoglobin A1c, and LDL-P were measured preoperatively and at 3, 6, and 12 months postoperatively. Weight was recorded at baseline and after 1 year.

Results There was a decrease in serum LDL-P levels, averaging 472.58 (P <.0001) over 1 year. HDL levels increased. Hemoglobin A1c and LDL levels declined. On average, patients lost 58% of excess weight.

Conclusion LDL-P significantly decreased after bariatric surgery in relation to weight loss. It may be inferred that bariatric surgery decreases the risk of cardiovascular events.

Original languageEnglish (US)
Pages (from-to)897-902
Number of pages6
JournalAmerican Journal of Surgery
Volume208
Issue number6
DOIs
StatePublished - Dec 1 2014
Externally publishedYes

Keywords

  • Bariatric surgery
  • Cardiovascular risk
  • Cholesterol
  • LDL particle
  • Obesity

ASJC Scopus subject areas

  • Surgery

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