Trend in Outcomes from Protocol Driven Hydration Strategy Following Bariatric Surgery and Potential for Improvement

Presenter Status

Fellow

Abstract Type

Clinical Research

Primary Mentor or Principal Investigator

Dr. Shawn St. Peter, MD

Presentation Type

Poster

Start Date

20-5-2026 12:00 PM

End Date

20-5-2026 1:00 PM

Abstract Text

Background: Bariatric surgeries are safe and effective in treating severe obesity in adolescents. Adequate hydration is essential for recovery. This study evaluates the efficacy of our institutional oral hydration goal protocol as a criteria for discharge and associated patient outcomes.

Method: A retrospective study was conducted from 2018 to 2025 on adolescents who had laparoscopic sleeve gastrectomy for severe obesity. Our institutional protocol adherence for discharge based on a goal of 64oz of Bariatric diet was evaluated. Patients who had sleeve gastrectomy in combination with another major intra-abdominal procedure were excluded. Analysis was performed using IMB SPSS with p< 0.05 for statistical significance.

Results: 76 patients were included, 58% female, median age of 17 (IQR 15, 18), and average BMI 47.3 (33.2, 63.1). Mean LOS was 2.8 days (STD 1.5). Postoperative intravenous fluids (IVF) were started on POD0 and continued on POD1 (n=76, 100%), POD2 (n=43, 57%), up to POD5 (n=1, 1%). Average hours of IVF were 29.4 (STD 17). Oral hydration goal was achieved on POD1 (n=22, 31%), POD2 (n=38, 53%), POD3 (n=10, 14%), POD4 (n=2, 3%) and day 5 (n=1, 1%). 30-day ED visits occurred in 14 (18%) with 9 (64%) re-admissions. Multivariate logistic regression showed no statistical significance in postoperative IVF and goal hydration day on 30-day ED visit (p=0.068, p=0.409 respectively). There were no complications related to dehydration, such as acute renal injuries and seizures, leaks, or bleeding.

Conclusion: Most patients achieved oral hydration goal by day 2. Only a small subset required ED visit for hydration due to poor oral intake. Our institutional protocol is effective. However, it can be further optimized to facilitate earlier and safe discharge and utilizing infusion center services for hydration if needed.

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Poster Board Number: 10

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May 20th, 12:00 PM May 20th, 1:00 PM

Trend in Outcomes from Protocol Driven Hydration Strategy Following Bariatric Surgery and Potential for Improvement

Background: Bariatric surgeries are safe and effective in treating severe obesity in adolescents. Adequate hydration is essential for recovery. This study evaluates the efficacy of our institutional oral hydration goal protocol as a criteria for discharge and associated patient outcomes.

Method: A retrospective study was conducted from 2018 to 2025 on adolescents who had laparoscopic sleeve gastrectomy for severe obesity. Our institutional protocol adherence for discharge based on a goal of 64oz of Bariatric diet was evaluated. Patients who had sleeve gastrectomy in combination with another major intra-abdominal procedure were excluded. Analysis was performed using IMB SPSS with p< 0.05 for statistical significance.

Results: 76 patients were included, 58% female, median age of 17 (IQR 15, 18), and average BMI 47.3 (33.2, 63.1). Mean LOS was 2.8 days (STD 1.5). Postoperative intravenous fluids (IVF) were started on POD0 and continued on POD1 (n=76, 100%), POD2 (n=43, 57%), up to POD5 (n=1, 1%). Average hours of IVF were 29.4 (STD 17). Oral hydration goal was achieved on POD1 (n=22, 31%), POD2 (n=38, 53%), POD3 (n=10, 14%), POD4 (n=2, 3%) and day 5 (n=1, 1%). 30-day ED visits occurred in 14 (18%) with 9 (64%) re-admissions. Multivariate logistic regression showed no statistical significance in postoperative IVF and goal hydration day on 30-day ED visit (p=0.068, p=0.409 respectively). There were no complications related to dehydration, such as acute renal injuries and seizures, leaks, or bleeding.

Conclusion: Most patients achieved oral hydration goal by day 2. Only a small subset required ED visit for hydration due to poor oral intake. Our institutional protocol is effective. However, it can be further optimized to facilitate earlier and safe discharge and utilizing infusion center services for hydration if needed.