Learning curve using e-learning system about magnifying narrow band imaging on endoscopic diagnosis of gastric lesion.A randomized study.

Learning curve using e-learning system about magnifying narrow band imaging on endoscopic diagnosis of gastric lesion.A randomized study. - Learning curve of M-NBI stusy(NBI-LC study)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000008569

Enrollment

100

Registered

2012-08-13

Start date

2013-10-01

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

Gastric cancer

Interventions

Take the first test, and take the second test after e-learning for a term of one month, and take the third test after one month. Take the first test, and take the second test after one month, and take

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Participating doctors will not be limited.

Exclusion criteria

Exclusion criteria: nothing

Design outcomes

Primary

Measure	Time frame
The difference of dianostic accuracy	—

Secondary

Measure	Time frame
The difference of sensitivity, specificity, the rate of the grade classification, and the accuracy of VSCS	—

Countries

Japan

Contacts

Public ContactHiroyoshi Nakanishi

Ishikawa Prefectural Central Hospital Department of Gastroenterology

nakanishi.hry@gmail.com076-237-8211

Outcome results

None listed

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