- Conditions
- Colon Polyp
- Interventions
- Water method and chromoendoscopy, Water method
- Procedure
- Lead sponsor
- VA Northern California Health Care System
- Federal
- Eligibility
- 50 Years to 75 Years
- Enrollment
- 1,177 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- Mather, California
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- Conditions
- Colorectal Neoplasms
- Interventions
- Indigo carmine, water (exchange) method, water (exchange) plus dye method, air method
- Drug · Procedure
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 45 Years to 75 Years
- Enrollment
- 480 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Sacramento, California