Table 2. Partial pressure of oxygen (po2), oxygen saturation (Sat O2), partial pressure of carbon dioxide (pco2) e pH at basal, and final seconds of airway obstruction in rats breathing air way (21% O2) or hyperoxia (100% O2)
po2 (mmHg)Sat O2 (%)pco2 (mmHg)pH
FiO2BasalFinal BasalFinal BasalFinal BasalFinal
21% O272 ± 245 ± 1*94 ± 0.578 ± 3*40 ± 145 ± 3*7.41 ± 07.39 ± 2*
100% O2240 ± 3371 ± 5*, 99 ± 0.293 ± 1*, 45 ± 153 ± 3*, 7.39 ± 07.32 ± 0*,
  • Values are mean ± SEM. *P < 0.05 versus basal and P < 0.05 versus breathing 21% O2.