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A Multicenter Retrospective Cohort Study to investigate the clinical significance of CA125 in the posterior line chemotherapy for unresectable advanced/recurrent colorectal cancer.

A Multicenter Retrospective Cohort Study to investigate the clinical significance of CA125 in the posterior line chemotherapy for unresectable advanced/recurrent colorectal cancer. - A Multicenter Retrospective Cohort Study to investigate the clinical significance of CA125 in the posterior line chemotherapy for unresectable advanced/recurrent colorectal cancer.

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000040059
Enrollment
100
Registered
2020-04-06
Start date
2020-04-06
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Colorectal Cancer

Interventions

None listed

Sponsors

Department of Gastroenterology and Hepatology, Hokkaido University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1)Patients of colorectal cancer who were treated with FTD/TPI or Regorafenib.(Patients who received both FTD/TPI and regorafenib in the same case and met other inclusion/exclusion criteria should be enrolled for each treatment.) 2)Patients who have been tested for CA125 within 28 days prior to the start of the above treatment. 3)Age <=20 years old at the time of diagnosis. 4)patients who have not rejected the participation of this study from the research subjects or their agent(person who is thought to be able to speak for the will and interest of the research subject).

Exclusion criteria

Exclusion criteria: 1)Participation in the clinical trial is determined as unsuitable.

Design outcomes

Primary

MeasureTime frame
Progression-free survival

Secondary

MeasureTime frame
Overall Survival, Response rate, Disease control rate, Search for treatment effect predictor and prognostic predictors, treatment effect on ascites

Countries

Japan

Contacts

Public ContactKen Ito

Hokkaido University Hospital Cancer Center

kenito0421@med.hokudai.ac.jp011-716-1161

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026