Status:
COMPLETED
Endoscopic Surveillance on a High-risk Population for Gastric Cancer in Latin America: The ECHOS Cohort Study.
Lead Sponsor:
Pontificia Universidad Catolica de Chile
Collaborating Sponsors:
Agencia Nacional de Investigación y Desarrollo
European Union
Conditions:
Gastric Cancer
Dysplasia Stomach
Eligibility:
All Genders
18+ years
Brief Summary
The goal of this observational study is to evaluate the risk factors associated with incident HGD/GA in patients with CAG with or without IM who are enrolled in endoscopic surveillance, as well as to ...
Detailed Description
The Endoscopic Cohort and Histological OLGA staging (ECHOS) study is a retrospective longitudinal cohort developed in the Pontificia Universidad Católica de Chile health care system, an open health ca...
Eligibility Criteria
Inclusion
- At least one non-urgent outpatient esophagogastroduodenoscopy (EGD) with gastric biopsies collected following the Updated Sydney System Biopsy Protocol (USSBP) between June 2015 and June 2021.
- Underwent a subsequent "surveillance" EGD. For the subsequent EGD to qualify as surveillance, it needed to occur at least six months after the baseline EGD and include gastric biopsies collected according to the USSBP; one exception to the USSBP requirement was if HGD or GA was detected on the surveillance.
Exclusion
- Prior history of HGD or any type of gastric malignancy, gastrectomy, or non-gastric active malignancy.
- HGD or GA on the baseline EGD was excluded.
Key Trial Info
Start Date :
June 1 2015
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
March 6 2023
Estimated Enrollment :
685 Patients enrolled
Trial Details
Trial ID
NCT05969444
Start Date
June 1 2015
End Date
March 6 2023
Last Update
August 1 2023
Active Locations (2)
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1
Centro de especialidades médicas Marcoleta UC CHRISTUS
Santiago, Santiago Metropolitan, Chile
2
Centro Médico UC-CHRISTUS San Joaquín
Santiago, Santiago Metropolitan, Chile