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Clinical trialNCT03298945CompletedPhase 4Interventional

Comparative Effectiveness of Split-Dose Colonoscopy Bowel Preparation Regimens

SponsorVA Office of Research and DevelopmentEnrollment2,239Colorectal Cancer
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

  • Yu-Xiao Yang, MD MSCE

    Corporal Michael J. Crescenz VA Medical Center, Philadelphia, PA

    Principal Investigator

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

1 registered facility, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Corporal Michael J. Crescenz Va Medical Center, Philadelphia, Pa

    Philadelphia, Pennsylvania, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
13 Dec 2018
Primary completion
30 Dec 2023
Completion
30 Jun 2024
Last update posted
5 Feb 2025
Registered enrollment
2,239
Registry id
NCT03298945

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.