deltatrials
Completed OBSERVATIONAL NCT03832322

Adenoma Miss Rate With Water Exchange vs Carbon Dioxide Colonoscopy

Water Exchange Colonoscopy Decreased Adenoma Miss Rates in the Right and Proximal Colon: An Observational Study Using A Tandem Colonoscopy Approach

Sponsor: Evergreen General Hospital, Taiwan

Updated 7 times since 2019 Last updated: Apr 11, 2023 Started: Jul 9, 2018 Primary completion: Nov 28, 2018 Completion: Nov 28, 2018
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT03832322, this observational or N/A phase trial focuses on Colonic Adenoma and Water Exchange Colonoscopy and remains completed. Sponsored by Evergreen General Hospital, Taiwan, it has been updated 7 times since 2018, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

~Mar 2019 – ~Jun 2019 · 3 months · monthly snapshotCompleted~Jun 2019 – ~Jan 2021 · 19 months · monthly snapshotCompleted~Jan 2021 – ~May 2023 · 28 months · monthly snapshotCompleted~May 2023 – ~Jul 2024 · 14 months · monthly snapshotCompleted~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotCompleted~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

7 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed

  2. Sep 2024 — Sep 2025 [monthly]

    Completed

  3. Jul 2024 — Sep 2024 [monthly]

    Completed

  4. May 2023 — Jul 2024 [monthly]

    Completed

  5. Jan 2021 — May 2023 [monthly]

    Completed

Show 2 earlier versions
  1. Jun 2019 — Jan 2021 [monthly]

    Completed

  2. Mar 2019 — Jun 2019 [monthly]

    Completed

    First recorded

Jul 2018

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Evergreen General Hospital, Taiwan
Data source: Evergreen General Hospital, Taiwan

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations