Comparing Water Exchange, Water Immersion and Air Insufflation Methods During Colonoscopy With th… (NCT01699399) | Clinical Trial Compass
CompletedNot Applicable
Comparing Water Exchange, Water Immersion and Air Insufflation Methods During Colonoscopy With the Option of on Demand Sedation
Taiwan225 participantsStarted 2012-08
Plain-language summary
This prospective, randomized controlled trial compares traditional air insufflation with water immersion and water exchange in patients undergoing colonoscopy using on demand sedation. We test the hypothesis that compared with air insufflation the proportion of patients who require on demand sedation during colonoscopy will be significantly lowered by water immersion and water exchange, and water exchange will produce the greatest reduction
Who can participate
Age range
20 Years – 80 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Inclusion Criteria:
* Patients undergoing colonoscopy performed by the endoscopist at our endoscopic suite
Exclusion Criteria:
* request for sedation, indicated for bidirectional endoscopy, obstructive lesions of the colon, allergy to meperidine or propofol, American Society of Anesthesiology (ASA) risk Class 3 or higher, massive ascites, past history of partial colectomy, or refusal to provide written informed consent.
Questions worth asking your doctor
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
Questions for the trial coordinator
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.