Variables hazard ratio [95% CI; lower, uppper] P value
Age 1.037 [1.008 – 1.067] 0.013
Hypertension 0.555 [0.357 – 0.863] 0.009
COPD 1.545 [0.886 – 2.688] 0.125
History of CVA 2.475 [1.119 – 5.464] 0.025
LVEF<30 2.222 [0.909 – 5.464] 0.079
Postoperative complication(s)* 2.004 [1.160 – 3.460] 0.018
*Composite of postoperative TIA/stroke, renal failure requiring new hemofiltration, deep sternal wound infection, re-exploration for bleeding/tamponade and length of stay >30 days CVA – cerebrovascular accident, LVEF – left ventricular ejection fraction, COPD – chronic obstructive pulmonary disease *Composite of postoperative TIA/stroke, renal failure requiring new hemofiltration, deep sternal wound infection, re-exploration for bleeding/tamponade and length of stay >30 days CVA – cerebrovascular accident, LVEF – left ventricular ejection fraction, COPD – chronic obstructive pulmonary disease *Composite of postoperative TIA/stroke, renal failure requiring new hemofiltration, deep sternal wound infection, re-exploration for bleeding/tamponade and length of stay >30 days CVA – cerebrovascular accident, LVEF – left ventricular ejection fraction, COPD – chronic obstructive pulmonary disease