Calculate the oxygenation index for a neonate who has a Pao2 of 40 mm Hg while receiving an Fio2 of 0.70 on HFV with a mean airway pressure of 20 cm H2O
A. 75
B. 55
C. 45
D. 35
ANS: D
A. Incorrect response: See explanation D.
B. Incorrect response: See explanation D.
C. Incorrect response: See explanation D.
D. Correct response: The oxygenation index can be calculated as follows:
OI = (Fio2) (Paw) × 100
Pao2
= 35
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