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Impact of Simple Obesity or Metabolic Syndrome on Prognosis in Patients Undergoing Major Abdominal Surgery: A Prospective Cohort Study

Impact of Simple Obesity or Metabolic Syndrome on Prognosis in Patients Undergoing Major Abdominal Surgery: A Prospective Cohort Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2600128549
Enrollment
Unknown
Registered
2026-07-22
Start date
2026-07-25
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

metabolic syndrome

Interventions

Group with obesity complicated by metabolic syndrome:None

Sponsors

The First Affiliated Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Aged between 18 and 80 years; 2. Patients scheduled to undergo elective major abdominal surgery under general anesthesia (definition of major abdominal surgery: intra-abdominal surgery involving the resection or anastomosis of abdominal viscera, with an operative duration >= 2 hours); 3. Meeting the diagnostic criteria for simple obesity or metabolic syndrome; 4. ASA physical status classification ?-?; 5. Voluntarily participate in this study and sign the informed consent form; 6.BMI>=28.

Exclusion criteria

Exclusion criteria: 1. Presence of any of the following serious health problems: (1). Severe acute illness occurring preoperatively (e.g., severe infection, acute myocardial infarction, acute stroke); (2). Prior confirmed history of vital organ failure (e.g., chronic heart failure NYHA class ?, liver cirrhosis Child-Pugh class C, chronic renal failure CKD stage 4-5 (eGFR =4)); 2. Presence of severe mental illness, such as schizophrenia, major depressive disorder, etc., rendering the patient unable to cooperate with study data collection; 3. Pregnant or breastfeeding women; 4.Consolidate the etiologies of secondary obesity including hypothyroidism, Cushing's syndrome, drug-induced obesity, etc.; 5. Patients with preoperatively confirmed distant metastasis; 6.Estimated survival time less than 1 year; 7. Currently participating in other studies.

Design outcomes

Primary

MeasureTime frame
Incidence of Clavien-Dindo grade >=? during postoperative hospitalization;

Secondary

MeasureTime frame
Time of first out-of-bed activity after surgery;Length of ICU stay after surgery;Readmission rate after surgery;Time to first oral intake after surgery;Total length of postoperative hospital stay;;Incidence of Clavien-Dindo grade >=? at 1 months, 3 months, and 1 year after surgery;;

Countries

China

Contacts

Public ContactWei Ke

The First Affiliated Hospital of Chongqing Medical University

962881848@qq.com+86 23 89011876

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Aug 10, 2026