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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