Clinical trial Recruiting at 1 site Observational Ages 18 and up

Analyzing patient outcomes after bariatric surgery

Official title: Patient Reported Outcome After Bariatric Surgery

Run by Insel Gruppe AG, University Hospital Bern · NCT03490630 · Data updated 2026-11-12

This study looks at how patients feel and recover after bariatric surgery to see if certain factors can predict their pain and quality of life in the years following the procedure.

Quick facts

Study typeObservational
Ages18 Years and up
SexAll
Enrollment2000 (estimated)
SponsorInsel Gruppe AG, University Hospital Bern
Academic / other
Locations1 site (Bern)
StatusRecruiting
StartedJanuary 2, 2011
Main results expectedDecember 2026
Study endsDecember 2027
Registry record updatedJanuary 7, 2026
Trial IDNCT03490630 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults aged 18 and older who are scheduled for elective bariatric surgery and can provide informed consent.

Probably not a fit

Patients with cognitive impairments or those unable to provide informed consent will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to investigate the outcomes of patients who undergo bariatric surgery, focusing on postoperative pain, analgesia, and quality of life. It will collect data through a registry that documents various patient and surgery-related variables, including preoperative status and patient-reported outcomes over a follow-up period of up to five years. Patients will complete standardized questionnaires at specific time points to assess their pain levels and daily living impairments. The goal is to identify which patients may be at risk for unfavorable outcomes after surgery.

Why it matters

Potential benefit: If successful, this study could help identify patients at risk for poor postoperative outcomes, leading to improved care and support.

How similar studies have gone: Other studies have shown success in analyzing patient-reported outcomes after surgical procedures, suggesting that this approach is both relevant and valuable.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* 18 years and older
* Written informed consent
* Elective bariatric surgery
* Patients' ability to understand the purpose of the study

Exclusion Criteria

* No informed consent
* Cognitive impairment

Where it's running

  • Department of Anaesthesiology and Pain Medicine, Inselspital, University of Bern
    Bern, Switzerland
    Recruiting

Study contacts

  • Principal investigator: Ulrike M Stamer, Prof. MD — Department of Anaestheisology and Pain Medicine, Inselspital, University of Bern
  • Study coordinator: Ulrike M Stamer, Prof. MD
  • Email: ulrike.stamer@dbmr.unibe.ch
  • Phone: +41-316329995

Similar studies

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How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.