A study on performance of digital image analysis in differentiation of stool color in patients with upper gastrointestinal bleeding.

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20190127001

Enrollment

200

Registered

2019-01-27

Start date

2019-06-04

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

patients had upper gastrointestinal bleeding UGIB Melena

Interventions

1.aged more than 18 years ago 2.pateint that come to KCMH with melena&#44

confirm upper gastrointestinal bleeding by esophagogastroduodenoscopy ,&#45

no melena &#45

no anemia &#45

FOBT negative

Diagnostic,Diagnostic

GI bleeding group,non GI bleeding group

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.aged more than 18 years ago 2.pateint that come to KCMH with melena, confirm upper gastrointestinal bleeding by esophagogastroduodenoscopy

Exclusion criteria

Exclusion criteria: none

Design outcomes

Primary

Measure	Time frame
Specific range of RGB ratio in dark stool that compatible with upper gastrointestinal bleeding - RGB ratio	—

Secondary

Measure	Time frame
Sensitivity of digital imaging analysis test by using RGB ratio in upper gastrointestinal bleeding p - Calculation sensitivity	—

Countries

bangkok

Contacts

Public ContactKandechpong Sritunyarat

King Chulalongkorn Memorial Hospital(KCMH)

kandechpong@hotmail.com0613566241

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026