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Exploring Risk Factors for Postoperative Prognosis in Gastric Cancer Using Cox Regression and Random Survival Forest Models

Exploring Risk Factors for Postoperative Prognosis in Gastric Cancer Using Cox Regression and Random Survival Forest Models

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500112715
Enrollment
Unknown
Registered
2025-11-18
Start date
2023-03-21
Completion date
Unknown
Last updated
2025-11-24

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

Conditions

Gastric cancer

Interventions

Death group of postoperative gastric cancer :NA
Non-death group of postoperative gastric cancer :NA

Sponsors

900th Hospital of Chinese People 's Liberation Army Joint Support Force
Lead Sponsor

Eligibility

Sex/Gender
All
Age
19 Years to 92 Years

Inclusion criteria

Inclusion criteria: 1. Meet the diagnostic criteria of gastric cancer; 2. Meet the surgical guidelines of gastric cancer diagnosis and treatment guidelines, and due to gastric cancer surgery, the choice and way of surgery refer to the current year of CSCO gastric cancer guidelines, NCCN gastric cancer guidelines; 3. Preoperative clinical TNM stage I to III, imaging showed no distant metastasis. The clinical TNM staging was based on the latest American Joint Committee on Cancer (AJCC) guidelines of that year; 4. The clinical data could be inquired and obtained through the hospital electronic medical record system, and hematological tests were performed within one week before surgery.

Exclusion criteria

Exclusion criteria: 1. Presence of other primary site tumors; 2. Receiving preoperative neoadjuvant therapy such as chemoradiotherapy and immunotherapy; 3. Missing data greater than 20%.

Design outcomes

Primary

MeasureTime frame
Overall survival,OS;

Countries

China

Contacts

Public ContactFang Wenzheng

900th Hospital of Chinese People 's Liberation Army Joint Support Force

fangwenzheng1978@163.com+86 137 0591 9689

Outcome results

None listed

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