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Observational Study on Treatment of Metastatic Colorectal Cancer and the Role of K-Ras

Multicentered Observational Prospective Cohort Study on the Treatment of Metastatic Colorectal Cancer and the Role of Evaluating K-Ras

Status
UNKNOWN
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01651013
Acronym
CALLAS
Enrollment
500
Registered
2012-07-26
Start date
2010-10-31
Completion date
2023-12-31
Last updated
2023-03-24

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

Conditions

Metastatic Colorectal Cancer

Brief summary

The purpose of this study is to describe the treatments received and outcomes of patients with metastatic colorectal cancer, what percentage of these patients have K-Ras mutation of the tumor, and to describe the costs of treatments. Information will also be collected regarding risk factors, variables among treatment centers and patients, and explorative analyses will be done to try to identify factors that impact prognosis and factors that predict tolerability and response to treatment.

Interventions

None listed

Sponsors

National Cancer Institute, Naples
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologic diagnosis colorectal carcinoma * Metastatic disease * Signed informed consent

Exclusion criteria

* Prior treatment of metastatic colorectal cancer * Refusal or incapability of providing informed consent

Design outcomes

Primary

MeasureTime frame
percentage of patients enrolled in a clinical trialtwo years
percentage of patients who undergo K-Ras mutation study2 years
Percentage of patients with K-Ras mutation2 years

Other

MeasureTime frameDescription
disease outcome per patient per treatment received2 years
metastatic colorectal cancer treatments used in clinical practice, according to participating center2 years
predictive factors for response to treatment5 yearsexploratory analyses
factors that influence patient prognosis2 yearsexploratory analyses
patient outcome according to K-Ras statustwo years
estimated costs per treatment per center2 years

Countries

Italy

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026