Yamagata Clinical Helicobacter pylori study group
Not Applicable
- Conditions
- peptic ulcer
- Registration Number
- JPRN-UMIN000002087
- Lead Sponsor
- Yamagata Clinical Helicobacter pylori study group
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up complete
- Sex
- All
- Target Recruitment
- 4000
Inclusion Criteria
Not provided
Exclusion Criteria
Patients with a history of gastric cancer and those in whom endoscopy or biopsy at the time of registration revealed gastric cancer were excluded from the study.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Incident rate ratio (IRR) of gastric cancer between patients receiving and not receiving H. pylori eradication therapy until end of 2007.
- Secondary Outcome Measures
Name Time Method The accumulated incidences of gastric cancer in patients with successful and unsuccessful H. pylori eradication