Prospective study on association between endoscopic hematin findings and gastric acidity

Prospective study on association between endoscopic hematin findings and gastric acidity - Prospective study on association between endoscopic hematin findings and gastric acidity

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000040962

Enrollment

325

Registered

2020-07-06

Start date

2020-07-06

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

Screening upper endoscopy

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Patients who will underwent upper gastrointestinal screening endoscopy 2. ECOG-performance Status is 0 or 1. 3. The age at registration is 20 years or older. 4. Written informed consent from the patient to participate in the study.

Exclusion criteria

Exclusion criteria: 1. Patients who started or stopped taking antacid within the last 7 days including the date of endoscopic examination. 2. Patients with serious underlying diseases (cirrhosis/end stage renal failure) 3. Patients with a history of gastrectomy 4. 4. Patients with mental illness or symptoms who may have difficulty participating in the study. 5. Other patients who are deemed inappropriate for the trial responsible physician or the test sharing doctor to conduct this study

Design outcomes

Primary

Measure	Time frame
The relationship between the presence of hematin and fasting gastric juice pH	—

Secondary

Measure	Time frame
The sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) of endoscopic hematin for predicting strong acidity	—

Countries

Japan

Contacts

Public ContactTetsuya Ueo

Oita Red Cross Hospital Gastroenterology

ueo14@athena.ocn.ne.jp0975326181

Outcome results