This is a prospective , epidemiological, multi-centre, phase IV study, approximately 5,000 patients who suffer with upper gastrointestinal tract symptoms. Each patient will be assessed for GERD with GerdQ Thai Version.
Study Type
OBSERVATIONAL
Enrollment
4,108
Research Site
Bangkok Noi, Bangkok, Thailand
Research Site
Muang, Bangkok, Thailand
Prevalence of gastroesophageal reflux disease (GERD) in patients presented with upper gastrointestinal tract symptoms
Response to various treatments for patients who have been diagnosed of GERD
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Research Site
Pathumwan, Bangkok, Thailand
Research Site
Rajthevee, Bangkok, Thailand
Research Site
Ratchthewi, Bangkok, Thailand
Research Site
Maung, Changwat Khon Kaen, Thailand
Research Site
Muang, Changwat Nonthaburi, Thailand
Research Site
Klong Luang, Changwat Pathum Thani, Thailand
Research Site
Maung, Changwat Ratchaburi, Thailand
Research Site
Maung, Changwat Samut Sakhon, Thailand
...and 15 more locations