deltatrials
Unknown PHASE4 INTERVENTIONAL 1-arm NCT01133015

Comparison of Fractional Flow Reserve and Intravascular Ultrasound

Comparison of Fractional Flow Reserve and Minimal Luminal Area by Intravascular Ultrasound in Evaluating Intermediate Coronary Artery Stenosis in Each Coronary Artery

Sponsor: Ajou University

Updated 6 times since 2017 Last updated: Jul 20, 2011 Started: Mar 31, 2009 Primary completion: Nov 30, 2011 Completion: Nov 30, 2011
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT01133015, this PHASE4 trial focuses on Coronary Artery Stenosis and remains ongoing. Sponsored by Ajou University, it has been updated 6 times since 2009, reflecting limited change activity. This study contributes longitudinal data to the cardiovascular research landscape.

Status Flow

~Jan 2017 – ~Jun 2018 · 17 months · monthly snapshotUnknown Status~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotUnknown Status~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotUnknown Status~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotUnknown~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotUnknown~Sep 2025 – present · 10 months · monthly snapshotUnknown

Change History

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

    Unknown PHASE4

  2. Sep 2024 — Sep 2025 [monthly]

    Unknown PHASE4

  3. Jul 2024 — Sep 2024 [monthly]

    Unknown PHASE4

    Status: Unknown StatusUnknown

  4. Jan 2021 — Jul 2024 [monthly]

    Unknown Status PHASE4

  5. Jun 2018 — Jan 2021 [monthly]

    Unknown Status PHASE4

Show 1 earlier version
  1. Jan 2017 — Jun 2018 [monthly]

    Unknown Status PHASE4

    First recorded

Mar 2009

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Ajou University
  • Inje University
  • Keimyung University
  • Seoul National University Hospital
Data source: Seoul National University Hospital

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

Study Locations