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Table 5 Comparison of secondary outcomes after off-pump coronary artery bypass grafting between the study groups

From: Intraoperative mild hyperoxia may be associated with improved survival after off-pump coronary artery bypass grafting: a retrospective observational study

 

Normoxia/near-normoxia (n = 229)

Mild hyperoxia (n = 991)

Severe hyperoxia (n = 173)

P

Acute kidney injurya

67 (29.3%)

272 (27.4%)

34 (19.7%)

0.066

Newly initiated renal replacement therapy

7 (3.1%)

25 (2.5%)

4 (2.3%)

0.874

Prolonged intubationb

25 (11%)

43 (4.3%)

5 (2.9%)

< 0.001

Supplemental oxygen therapy after extubation (hour)

83 (51–120)

61 (35–94)

53 (33–80)

< 0.001

  1. Values are expressed as median (interquartile range) or number (%)
  2. aDefined based on the serum creatinine criteria of the kidney disease: improving Global Outcomes definition
  3. bDefined as cases where tracheal intubation was still required after 48 postoperative hours
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Perioperative Medicine

ISSN: 2047-0525