The expected PaO₂ for an 80-year-old man who is otherwise in good health and breathing room air is about what level?

Name: The expected PaO 2 for an 80-year-old man who is otherwise in good health and breathing room air is about what level?
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Quizplus · Accepted Answer

The expected PaO2 decreases with age. A rough estimate for the expected PaO2 is 100 mm Hg minus the patient's age divided by 4. For an 80-year-old, this would be approximately 80 - 20 = 60 mm Hg, but a more typical expected value would be around 75 mm Hg.

The Expected PaO2 for an 80-Year-Old Man Who Is Otherwise

The Expected PaO₂ for an 80-Year-Old Man Who Is Otherwise