Clinical usefulness of magnifyiing endoscopy (ME) with narrow-band imaging (NBI) for screening endoscopy: a cost-effectiveness study

Clinical usefulness of magnifyiing endoscopy (ME) with narrow-band imaging (NBI) for screening endoscopy: a cost-effectiveness study - NBI routine study within the stomach

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000004045

Enrollment

100

Registered

2010-08-16

Start date

2009-10-01

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

Gastaric cacner

Interventions

Magnifying endoscopy with NBI and biopsy Standard endoscopy and biopsy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patienss who receive screanig upper gastrointestinal endoscopy

Exclusion criteria

Exclusion criteria: 1.The patient whose endoscopic diagnosis was already made 2. The patient which was diagnossed as advanced cancer 3. The patient whose biopsy was taken not for screening of carinoma 4. The patient who received sugcal resection of the stomach 5. The patients with severe underlying disease 6. The patient who is taking madicine which can cause bleeding tendency

Design outcomes

Primary

Measure	Time frame
Number of early gastric cancer/Number of lesions from which biopsies are taken	—

Secondary

Measure	Time frame
Sensitivity, specificity	—

Countries

Japan

Contacts

Public ContactKenshi Yao

Fukuoka University Chikushi Hospital Department of Enodoscopy

yao@fukuoka-u.ac.jp092-921-1011

Outcome results

None listed

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