Real-world evidence of water exchange colonoscopy improving adenoma detection rates: A propensity score-matched analysis

Ying-Ju Chao, Yu-Hsi Hsieh, Chia-Pei Tang, Ping-Hung Ko, Yen-Chun Chen, Chia-Hsin Cheng, Chih-Wei Tseng, Division of Gastroenterology, Department of Internal Medicine, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, School of Medicine, Tzu Chi University, Department of Medical Research, Dalin Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation

Therapeutic Advances in Gastroenterology

Published online on July 27, 2026

Abstract

Therapeutic Advances in Gastroenterology, Volume 19, January-December 2026.
BackgroundRandomized trials show that water exchange (WE) colonoscopy improves adenoma detection rate (ADR), but its effectiveness and workflow trade-offs in routine, high-volume practice remain uncertain.ObjectivesTo evaluate the real-world performance ...