deltatrials
Completed NA INTERVENTIONAL 3-arm NCT03282552

High Flow Oxygen Therapy Versus Conventional Oxygen Therapy in Cardiac Surgery Patients

High Flow Oxygen Therapy Versus Conventional Oxygen Therapy in Cardiac Surgery Patients-OPTICAR Study

Sponsor: National and Kapodistrian University of Athens

Conditions Hypoxemic Respiratory Failure
Interventions Nasal Cannula High Flow Oxygen
Updated 13 times since 2017 Last updated: Jul 29, 2024 Started: Oct 30, 2017 Primary completion: Oct 1, 2019 Completion: Oct 17, 2019
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Hypoxemic Respiratory Failure and is currently completed. National and Kapodistrian University of Athens leads this study, which shows 13 recorded versions since 2017 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Oct 2017 – ~Nov 2017 · 31 days · monthly snapshot~Nov 2017 – ~Jun 2018 · 7 months · monthly snapshot~Jun 2018 – ~Apr 2019 · 10 months · monthly snapshot~Apr 2019 – ~Sep 2019 · 5 months · monthly snapshot~Sep 2019 – ~Nov 2019 · 2 months · monthly snapshot~Nov 2019 – ~Dec 2019 · 30 days · monthly snapshot~Dec 2019 – ~Jan 2021 · 13 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~May 2021 · 3 months · monthly snapshot~May 2021 – ~Jul 2024 · 38 months · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – present · 22 months · monthly snapshot

Change History

13 versions recorded

  1. Sep 2024 — Present [monthly]

    Completed NA

  2. Aug 2024 — Sep 2024 [monthly]

    Completed NA

  3. Jul 2024 — Aug 2024 [monthly]

    Completed NA

  4. May 2021 — Jul 2024 [monthly]

    Completed NA

  5. Feb 2021 — May 2021 [monthly]

    Completed NA

▶ Show 8 earlier versions

  1. Jan 2021 — Feb 2021 [monthly]

    Completed NA

  2. Dec 2019 — Jan 2021 [monthly]

    Completed NA

  3. Nov 2019 — Dec 2019 [monthly]

    Completed NA

    Status: Active Not Recruiting → Completed

  4. Sep 2019 — Nov 2019 [monthly]

    Active Not Recruiting NA

  5. Apr 2019 — Sep 2019 [monthly]

    Active Not Recruiting NA

  6. Jun 2018 — Apr 2019 [monthly]

    Active Not Recruiting NA

  7. Nov 2017 — Jun 2018 [monthly]

    Active Not Recruiting NA

    Status: Recruiting → Active Not Recruiting

  8. Oct 2017 — Nov 2017 [monthly]

    Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • National and Kapodistrian University of Athens
Data source: National and Kapodistrian University of Athens

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

Study Locations