atural history of Lower Gastrointestinal Bleeding of unknown origi
Not Applicable
- Conditions
- hematochezia
- Registration Number
- JPRN-UMIN000045955
- Lead Sponsor
- Dokkyo Medical University Hospital Department of Gastroenterology
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 159
Inclusion Criteria
Not provided
Exclusion Criteria
Exclusion criteria 1. those in whom hematochezia was not observed after the hospital visit 2. those who received endoscopic treatment within 1 month before the visit 3. those for whom observation up to the terminal ileum could not be done using colonoscopy 4. those for whom the cause of hematochezia was identified during the first colonoscopy 5. those who had no follow-up visit after hospital discharge (follow-up period 0 day) 6. those who had a past history of hematochezia
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The rebleeding rate in hematochezia patients with an unidentified bleeding source
- Secondary Outcome Measures
Name Time Method The period until rebleeding, total number of rebleeding episodes, the source of bleeding and the identification rate in rebleeding, the bleeding-related death rate, and rebleeding risk factors