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

From: Impact of age on early outcome after coronary bypass graft surgery using minimized versus conventional extracorporeal circulation

Variable p-value Odds ratio 95%CI
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