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Factors Predicting Length of Stay Following Bariatric Surgery: Retrospective Review of a Single UK Tertiary Centre

Fahad Mahmood1, Alistair J Sharples1, Adriana Rotundo1

  • 1North Midlands Institute of Metabolic & Bariatric Surgery, Royal Stoke University Hospital, Stoke-on-Trent, UK.

Obesity Surgery
|January 21, 2018
PubMed

Insights

Early discharge after bariatric surgery is safe and feasible. Laparoscopic sleeve gastrectomy and higher BMI predict longer hospital stays, while laparoscopic Roux-en-Y gastric bypass and lower BMI facilitate same-day discharge.

Area of Science:

  • Bariatric Surgery
  • Surgical Outcomes
  • Patient Discharge

Background:

  • Laparoscopic Roux-en-Y gastric bypass (RYGB) and laparoscopic sleeve gastrectomy (LSG) are leading bariatric procedures.
  • Advancements in surgical techniques and patient care enable shorter hospital stays and reduced costs.
  • Post-operative protocols increasingly aim for same-day discharge without compromising patient safety.

Purpose of the Study:

  • To identify factors predicting early discharge (post-operative day 1) after bariatric surgery.
  • To evaluate the safety and feasibility of same-day discharge protocols.
  • To analyze the impact of surgical type and patient characteristics on length of stay.

Main Methods:

  • Retrospective review of 506 patients undergoing RYGB or SG between 2013-2014.
  • Analysis of demographic data, surgical type, and post-operative outcomes including length of stay, complications, and readmissions.
  • Statistical analysis to identify predictive factors for day 1 discharge.

Main Results:

  • 268 (52.9%) patients were discharged on post-operative day 1.
  • Laparoscopic sleeve gastrectomy (LSG) was associated with a 3.3 times higher likelihood of staying longer than one day (p < 0.001).
  • Preoperative BMI < 50 was significantly associated with day 1 discharge (p = 0.030).

Conclusions:

  • Same-day discharge following bariatric surgery is safe and does not increase readmission risk.
  • LSG and a higher BMI (≥50) are significant predictors of extended hospital stays.
  • Optimizing patient selection and surgical approach can facilitate early discharge protocols.
Abstract

Keywords:
Bariatric surgeryEarly dischargeLRYGBLSGLaparoscopicLength of stay

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