Geriatric Assessment-Based Stratification to Evaluate Treatment Intensity, Quality of Life, and Survival in Older Patients with Metastatic Colorectal Cancer: Protocol for a Prospective Observational Study

Geriatric Assessment-Based Stratification to Evaluate Treatment Intensity, Quality of Life, and Survival in Older Patients with Metastatic Colorectal Cancer: Protocol for a Prospective Observational Study - Geriatric Assessment in Older Patients With Colorectal Cancer

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000060489

Enrollment

100

Registered

2026-04-01

Start date

2026-04-01

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

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Eligible patients are aged 70 years or older, have histologically confirmed metastatic or recurrent colorectal cancer, and are initiating first-line systemic therapy. Written informed consent is obtained from all participants.

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
Overall Survival	—

Secondary

Measure	Time frame
Time to Treatment Failure (TTF) Incidence of grade 3 or more adverse events Hospitalization rate and length of hospital stay Treatment discontinuation rate Relative dose intensity (RDI) Quality of life (QOL) scores assessed using the EORTC QLQ-C30	—

Countries

Japan

Contacts

Public ContactTakeshi Nagasaka

Kawasaki Medical School Hospital Clinical Oncology

takeshin@med.kawasaki-m.ac.jp0864621111

Outcome results