Table 3 Multivariate analysis: independent risk-factors for 30-day mortality

Preoperative atrial fibrillation

0.49

0.64

0.18 – 2.28

Preoperative myocardial infarction

0.001

2.53

1.47 – 4.33

Estimated GFR < 60 mL × min⁻¹ × 1,73 m⁻²]

0.001

2.33

1.41 – 3.86

Second cardiac operation

0.94

0.97

0.42 – 2.24

CECC

0.189

1.43

0.84 – 2.45

No LIMA use

0.001

2.65

1.49 – 4.73

Bypass time [min]

0.001

1.02

1.02 – 1.03

Aortic cross clamp time [min]

0.001

0.97

0.96 – 0.98