A Prospective Cohort Study on Endoscopic Features of Upper Gastrointestinal Tract at High Altitude (Zaduo County)

Sponsor
Jilin University
Study ID
NCT07755384
Status
Recruiting
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Conditions

Eligibility Criteria

Sex
ALL
Age
18 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Sedated gastroscopy — DIAGNOSTIC_TEST
    All enrolled patients underwent sedated gastroscopy.

Study Details

To prospectively enroll participants undergoing gastroscopy at Zaduo County People's Hospital and perform paired analyses with matched cases from Jilin Province. This aims to characterize the endoscopic features of esophageal diseases specific to the high-altitude population in Zaduo County.

Key Dates

First listed
Aug 10, 2026
Start date
Dec 1, 2025
Status verified
Aug 2026
Primary completion
Oct 31, 2026
Completion
Dec 31, 2026

Study Design

Enrollment
60 participants (estimated)

Arms

  • Arm: Zaduo group
    All eligible patients presenting to the Endoscopy Center of Zaduo County People's Hospital during the recruitment period (December 1, 2025, to October 30, 2026) will be consecutively enrolled. Located at an average altitude of \>4,200 m, Zaduo County presents a unique environment for this study. Eligible patients undergoing gastroscopy within the specified timeframe will be screened according to the inclusion and exclusion criteria. Endoscopic pathological findings will be compared to identify characteristics specific to the high-altitude cohort.

Primary Outcome Measure

Proportion of reflux esophagitis [ Time Frame: Within 1 week after gastroscopy ]

Central Contacts