280
Participants
Start Date
June 8, 2018
Primary Completion Date
October 28, 2022
Study Completion Date
October 28, 2022
Control
Unsedated colonoscopy with water exchange (WE) where the residual air in the colon will be removed and water will be infused to guide insertion through an airless lumen. Infused water is removed predominantly during insertion.
Study method
Unsedated colonoscopy with water exchange (WE + cap) and the addition of a cap fitted to the colonoscope.
VA Greater Los Angeles Healthcare System, Sepulveda, CA, Sepulveda
VA Northern California Health Care System, Mather, CA, Sacramento
VA Palo Alto Health Care System, Palo Alto, CA, Palo Alto
VA Northern California Health Care System
FED
VA Palo Alto Health Care System
FED
VA Office of Research and Development
FED