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Table 3 Observed and adjusted ORs of postoperative adverse outcomes after cardiac surgery, according to the presence or absence of anemia

From: Preoperative anemia increases mortality and postoperative morbidity after cardiac surgery

Outcome Crude OR (95% CI) Adjusted* OR (95%)
Mortality 2.81 (2.06-3.84) 1.44 (1.02-2.03)
Atrial fibrillation 1.18 (1.06-1.31) 0.96 (0.85-1.08)
Renal dysfunction 3.26 (2.8-3.8) 1.73 (1.43-2.1)
Stroke 1.77 (1.17-2.67) 0.95 (0.61-1.47)
Myocardial infarction 0.967 (0.66-1.4) 0.79 (0.53- 1.19)
Length of hospital stay >7 days 2.03 (1.82–2.25) 1.3 (1.15–1.47)
  1. *Adjusted for baseline characteristics and propensity score.