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Table 3 Comparison of the postoperative outcomes between patients with and without perioperative myocardial infarction

From: Predictors of perioperative myocardial infarction in patients undergoing off-pump coronary artery bypass grafting

  Non-PMI patients (n = 1122) PMI patients (n = 59) P
Low cardiac output 1 (0.10%) 10 (18.18%) ˂ 0.001
Blood transfusion 632 (61.54%) 47 (88.68%) ˂ 0.001
Re-exploration 30 (2.92%) 11 (20.75%) ˂ 0.001
Duration of mechanical vent (h) 8 (6–10) 12 (8–39) ˂ 0.001
Pulmonary complications 16 (1.56%) 12 (24%) ˂ 0.001
Stroke 2 (0.20%) 2 (4%) 0.01
Infective complications 11 (1.07%) 5 (9.80%) 0.001
New onset renal impairment 22 (2.15%) 9 (18%) ˂ 0.001
Hemoglobin on discharge (mg/dl) 11.7 (11–12.5) 11.1 (10.1–11.9) 0.04
Creatinine on discharge (mg/dl) 1 (0.9–1.2) 1 (0.9–1.3) 0.41
Bilirubin on discharge (mg/dl) 0.7 (0.5–1) 0.6 (0.4–1) 0.27
ICU stay (h) 24 (23–42) 73 (46–138) ˂ 0.001
Hospital stay (days) 7 (6–8) 9 (6–15) ˂ 0.001
Mortality 6 (0.53%) 20 (33.90%) ˂ 0.001
  1. Continuous variables were presented as mean and standard deviation if normally distributed and median (25th–75th percentiles) if not normally distributed. Categorical data were presented as frequencies and percentages
  2. ICU intensive care unit, PMI perioperative myocardial infarction