Oxygen Reserve Index to Reduce Hyperoxia
Efficacy of Oxygen Reserve Index (ORI) to Reduce Hyperoxia in Major Abdominal Surgery
Sponsor: Eunah Cho, MD
Listed as NCT04211246, this NA trial focuses on Hyperoxemia and remains completed. Sponsored by Eunah Cho, MD, it has been updated 7 times since 2020, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.
Status Flow
Change History
7 versions recorded-
Sep 2025 — Present [monthly]
Completed NA
-
Sep 2024 — Sep 2025 [monthly]
Completed NA
-
Jul 2024 — Sep 2024 [monthly]
Completed NA
-
Apr 2022 — Jul 2024 [monthly]
Completed NA
Status: Recruiting → Completed
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Apr 2021 — Apr 2022 [monthly]
Recruiting NA
Status: Not Yet Recruiting → Recruiting
▶ Show 2 earlier versions
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Jan 2021 — Apr 2021 [monthly]
Not Yet Recruiting NA
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Jan 2020 — Jan 2021 [monthly]
Not Yet Recruiting NA
First recorded
Eligibility Summary
No eligibility information available.
Contact Information
- Eunah Cho, MD
For direct contact, visit the study record on ClinicalTrials.gov .