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Serum creatinine-cystatin C ratio as a stratified predictor of preoperative risk and correlation analysis of postoperative adverse events in elderly patients undergoing gastrointestinal surgery

Serum creatinine-cystatin C ratio as a stratified predictor of preoperative risk and correlation analysis of postoperative adverse events in elderly patients undergoing gastrointestinal surgery

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2300070387
Enrollment
Unknown
Registered
2023-04-11
Start date
2023-04-12
Completion date
Unknown
Last updated
2023-06-04

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

Conditions

Perioperative adverse events

Interventions

Non-interventional research:No intervention

Sponsors

The Affiliated Taizhou People's Hospital of Nanjing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1) Age =65 years old; 2) patients undergoing gastrointestinal surgery; 3) no adjuvant therapy before surgery; 4) complete cases

Exclusion criteria

Exclusion criteria: 1) History of cachexia or weight loss more than 10% of original body weight within 3 months 2) glomerular filtration rate =90ml/ (min·1.73m2) 3) absence of serum creatinine and cystatin C test results 4) Incomplete follow-up data

Design outcomes

Primary

MeasureTime frame
Serum creatinine;Serum cystatin C;—

Secondary

MeasureTime frame
Postoperative adverse events;—

Countries

China

Contacts

Public ContactBingyuan Zhang

The Affiliated Taizhou People's Hospital of Nanjing Medical University

zhangbingyuan0818@126.com17849332191

Outcome results

None listed

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