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. 2014 May 21;34(8):1363–1372. doi: 10.1038/jcbfm.2014.91

Table 1. Parameters of systemic arterial blood gas sampling under normocapnia and hypercapnia.

Parameters Normocapnia Hypercapnia
PaO2 (mm Hg) 99.8±7.5 110.5±12.6
PaCO2 (mm Hg) 37.4±3.1 47.5±4.5**
pH 7.35±0.02 7.30±0.02**

PaCO2, partial pressure of carbon dioxide in arterial blood; PaO2, partial pressure of oxygen in arterial blood.

**P<0.01.