Basic Research for Population-Based Colorectal Cancer Screening Targeted an Isolated Island: Niijima Study

Basic Research for Population-Based Colorectal Cancer Screening Targeted an Isolated Island: Niijima Study - NIIJIMA STUDY

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000005988

Enrollment

700

Registered

2011-08-01

Start date

2011-08-01

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

FOBT/Total Colonoscopy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: All people between 40 and 79 years who lives in Niijima island.

Exclusion criteria

Exclusion criteria: Over 80 years

Design outcomes

Primary

Measure	Time frame
Prevalence of colorectal cancer screening	—

Secondary

Measure	Time frame
Improve effectiveness for prevalence of colorectal cancer screening by call-recall method	—

Countries

Japan

Contacts

Public ContactTakahisa Matsuda

National Cancer Center Hospital Endoscopy Division

tamatsud@ncc.go.jp03-3542-2511

Outcome results

None listed

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