Preoperative Factors Associated with Weight Loss and Recurrent Weight Gain after Bariatric Surgery: A Longitudinal Study in a UK Public Healthcare Setting - Scorecard - MDSpire
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Preoperative Variables Linked to Weight Reduction and Subsequent Weight Regain Following Bariatric Surgery: A Longitudinal Analysis in a UK Public Health Context

  • By

  • Luqman Naim Bin Aizan

  • Akheel A. Syed

  • Bilal Alkhaffaf

  • August 28, 2026

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Clinical Scorecard: Preoperative Variables Linked to Weight Reduction and Subsequent Weight Regain Following Bariatric Surgery: A Longitudinal Analysis in a UK Public Health Context

At a Glance

CategoryDetail
ConditionBariatric Surgery Outcomes
Key MechanismsInfluence of preoperative variables on weight loss and regain post-surgery
Target PopulationAdults aged 18 years or older undergoing bariatric surgery
Care SettingSpecialised centre for severe and complex obesity and bariatric surgery

Key Highlights

  • Bariatric surgery is associated with sustained weight loss and remission of comorbid diseases.
  • One-anastomosis gastric bypass (OAGB) shows comparable outcomes to Roux-en-Y gastric bypass (RYGB).
  • Preoperative factors such as age, sex, and comorbidities influence weight-loss outcomes.
  • Recurrent weight gain is a significant concern in long-term bariatric surgery outcomes.
  • A multidisciplinary approach is essential for preoperative assessment and selection of surgical procedures.

Guideline-Based Recommendations

Diagnosis

  • Assessment of eligibility based on BMI and obesity-related comorbidities.

Management

  • Individualized selection among surgical options based on patient-specific factors.

Monitoring & Follow-up

  • Long-term follow-up of weight loss and relapse patterns over 10 years.

Risks

  • Consideration of operative risks and potential for malabsorption in surgical decision-making.

Patient & Prescribing Data

Adults with severe obesity undergoing laparoscopic bariatric surgery.

Comprehensive medical, nutritional, and psychological evaluations are critical preoperatively.

Clinical Best Practices

  • Utilize a multidisciplinary team for preoperative assessment.
  • Optimize comorbid conditions prior to surgery.
  • Implement a liver reduction diet before surgery.

Related Resources & Content

Original Source(s)

Preoperative Factors Associated with Weight Loss and Recurrent Weight Gain after Bariatric Surgery: A Longitudinal Study in a UK Public Healthcare Setting

  • by Luqman Naim Bin Aizan, Akheel A. Syed, Bilal Alkhaffaf

  • August 28, 2026

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