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Clinical performance evaluation of the landmark photo checker in upper gastrointestinal endoscopy

Clinical performance evaluation of the landmark photo checker in upper gastrointestinal endoscopy - Clinical performance evaluation of the landmark photo checker in upper gastrointestinal endoscopy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000052643
Enrollment
140
Registered
2023-12-31
Start date
2023-03-01
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

Non-disabled individuals

Interventions

The participants were randomly assigned to two groups of equal size: the sensitivity verification group and the specificity verification group. In the sensitivity verification group, the endoscopists
good&quot
by LMPC in the sensitivity verification group, while specificity was defined as the proportion of images not marked as &quot
by LMPC in the specificity verification group.

Sponsors

Foundation for Detection of Early Gastric Carcinoma
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Individuals who participated in this study, including asymptomatic individuals undergoing gastric endoscopy screening and upper gastrointestinal endoscopy recipients for surveillance purposes after Helicobacter pylori eradication, and provided written consent.

Exclusion criteria

Exclusion criteria: Patients after gastric surgery.

Design outcomes

Primary

MeasureTime frame
This study aimed to evaluate the sensitivity of LMPC for these seven landmarks as the primary endpoint.

Secondary

MeasureTime frame
The secondary evaluation criteria were defined as the specificity and diagnostic accuracy of LMPC.

Countries

Japan

Contacts

Public ContactHirotaka Nakashima

Foundation for Detection of Early Gastric Carcinoma Kayabacho clinic

nakashima@soiken.or.jp03-3668-6803

Outcome results

None listed

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