Which oxygen dose is safer for seniors under the knife?
NCT ID NCT06359106
First seen Jan 29, 2026 · Last updated May 24, 2026 · Updated 14 times
Summary
This study looks at whether giving older patients (65+) a lower (40%) or higher (80%) amount of oxygen during laparoscopic stomach or bowel surgery helps protect their lungs afterward. About 1,176 participants will be randomly assigned to one of the two oxygen levels. The goal is to see which group has better lung function and fewer breathing problems after surgery.
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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Affiliated Hospital of Qingdao University
RECRUITINGQingdao, China
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Beijing Friendship Hospital, Capital Medical University
RECRUITINGBeijing, China
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Chifeng Municipal Hospital
RECRUITINGChifeng, China
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Dalian Third People's Hospital
RECRUITINGDalian, China
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First Affiliated Hospital of Harbin Medical University
RECRUITINGHarbin, China
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First Affiliated Hospital of Kunming Medical University
RECRUITINGKunming, China
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First Affiliated Hospital, Dalian Medical University
RECRUITINGDalian, China
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First Hospital of Hebei Medical University
RECRUITINGShijia Zhuang, China
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First Medical University and Shandong Provincial Qianfoshan Hospital
RECRUITINGJinan, China
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Harbin Medical University Cancer Hospital
RECRUITINGHarbin, China
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Liaoning Cancer Hospital and Institute
RECRUITINGShenyang, China
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Second Hospital of Hebei Medical University
RECRUITINGShijia Zhuang, China
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Shenzhen People's Hospita
RECRUITINGShenzhen, China
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Sichuan Provincial People's Hospital
RECRUITINGChendu, China
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YANBIAN University Hospital（Yanbian Hospital）
RECRUITINGYanbian, China
Contact
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the First Hospital of China Medical University
RECRUITINGShenyang, Liaoning, 110001, China
Contact Phone: •••-•••-•••• Email: •••••@•••••
Conditions
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