The percentage of Fio2 that can be delivered via the nasal cannula is up to
belongs to book: MCQs in Pediatrics Review of Nelson Textbook of Pediatrics|Zuhair M Almusawi, Hasanein Ghali|20th edition| Chapter number:9| Question number:9.35
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Medicine
(B). The typical Fio2 value using this method is between 23% and 40%, and can be measured with following formula Fio2 %O2 delivered = 21 %+( nasal cannula flow (L/min) X3), and the flow rate should be <5 L/min.
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