Skip to main content

Table 2 The proportion of patients with community-acquired pneumonia with a rise in PtCO 2 from baseline after 60 minutes of high concentration or titrated oxygen therapy

From: The effect of high concentration oxygen therapy on PaCO2 in acute and chronic respiratory disorders

  High concentration Titrated Relative risk P value
  n (%) n (%) (95% CI)  
Change in PtCO2 ≥4 mmHg 36 (50%) 11 (14.7%) 3.4 (1.9 to 6.2) <0.001
Change in PtCO2 ≥8 mmHg 11 (15.3%) 2 (2.7%) 5.7 (1.3 to 25.0) 0.007
  1. Reproduced with modification from reference [18].