Which finger gives the best oxygen reading? study investigates
NCT ID NCT04771663
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looked at whether the finger you put a pulse oximeter on affects the oxygen reading. 24 healthy adults had their oxygen levels measured during short-term low oxygen and high carbon dioxide conditions. The goal was to see if choosing a specific finger could make readings more accurate for diagnosing health issues.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Czech Technical University in Prague
Kladno, 27201, Czechia
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