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Association of branched-chain amino acid levels with postoperative pain after gastric volume reduction: a prospective observational study protocol

Association of branched-chain amino acid levels with postoperative pain after gastric volume reduction: a prospective observational study protocol

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500104567
Enrollment
Unknown
Registered
2025-06-19
Start date
2025-07-08
Completion date
Unknown
Last updated
2025-06-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Metabolic Syndrome

Interventions

Observation group:None

Sponsors

West China Hospital of Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 65 Years

Inclusion criteria

Inclusion criteria: 1.Patients scheduled for elective laparoscopic bariatric surgery under general anesthesia at West China Hospital of Sichuan University. 2.American Society of Anesthesiologists Physical Status classification I–III. 3.Aged 18–65 years. 4.Body mass index (BMI) >=28 kg/m².

Exclusion criteria

Exclusion criteria: 1.History of malignant tumor; 2.Active severe infection requiring systemic therapy. 3.Participation in any interventional clinical trial within the preceding 12 months. 4.Incomplete laboratory data or inability to complete follow-up assessments. 5.Communication barriers precluding comprehension of study procedures or pain assessment scales.

Design outcomes

Primary

MeasureTime frame
Branched-Chain Amino Acid Concentration;NRS scores for postoperative pain;—

Countries

China

Contacts

Public ContactPeilin Lv

West China Hospital of Sichuan University

peilinlyu@qq.com+86 18980601885

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026