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Table 1 Arterial blood gases and pulmonary function in the studied groups

From: Electrophysiological biomarkers of central nervous system affection in cases of chronic obstructive pulmonary disease (COPD)

  COPD Control P
Mean SD Mean SD
So2 % 90.57 1.87 94.83 0.87 < 0.001*
PH 7.32 0.04 7.41 0.02 < 0.001*
PAO2 mmHg 64.25 5.98 74.13 1.33 < 0.001*
PCO2 mmHg 59.85 6.46 41.2 2.05 < 0.001*
FEV1 % 57.75 15.13 88.66 2.1 < 0.001*
FEV1∕ FVC 57 9.36 80.76 2.69 < 0.001*
FVC% 1 0.18 1.09 0.02 0.007*
  1. *Significant