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. 2018 Oct 22;6(20):e13903. doi: 10.14814/phy2.13903

Table 1.

Pulmonary gas exchange on the summit of Mount Everest. From West et al. (1983)

Altitude meters Barometric pressure mm Hg Inspired PO2 mm Hg Alveolar PO2 mm Hg Arterial PO2 mm Hg Arterial PCO2 mm Hg Arterial pH
8848 (summit) 253 43 35 28 7.5 >7.7
Sea level 760 149 100 95 40 7.40