A cohort study of prevalence and natural history of upper gastrointestinal disease in the Japanese population --- a multi-center study
Not Applicable
- Conditions
- upper gastrointestinal disease
- Registration Number
- JPRN-UMIN000022504
- Lead Sponsor
- GID Study Group
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up continuing
- Sex
- All
- Target Recruitment
- 8888
Inclusion Criteria
Not provided
Exclusion Criteria
subjects who are judged as unsuitable for this study by the investigators
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method 1. prevalence of GERD and FD at the registration. 2. prevalence of GERD and FD at the end of the observation period. 3. incidence, exacerbation rates, and remission rates of GERD and FD in the observation period.
- Secondary Outcome Measures
Name Time Method 1. factors associated with prevalence of GERD and FD at the registration. 2. factors associated with natural history of GERD and FD. 3. incidence of esophageal cancer and gastric cancer in the observation period. 4. association between eradication of Helicobacter pylori and incidence of upper gastrointestinal tract diseases