Table 2
Arterial blood gas analyses before and after oxygen supply
On room air
On 100% oxygen supply
Temperature
36.5°C
36.5°C
PCO
2
25 mm Hg
22 mm Hg
PO
2
65 mm Hg
75 mm Hg
Oxygen saturation
85%
95%
A–a gradient
38.6 mm Hg
539 mm Hg