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Table 3 Predictors of medium term mortality as determined by Cox Regression analysis

From: Modifiable risk factors remain significant causes of medium term mortality after first time Coronary artery bypass grafting

  Hazard ratio 95.0% CI for Odds ratio Sig.
   Lower Upper  
Diabetes 1.735 1.208 2.492 0.003
hypercholestrolaemia 0.808 0.575 1.133 0.217
Hypertension 1.317 0.953 1.821 0.096
Pre-op renal failure 5.125 2.512 10.458 <0.0005
COPD 2.017 1.094 3.718 0.025
Peripheral Vascular disease 1.677 1.127 2.495 0.011
EF 30–50% 1.483 1.026 2.143 0.036
EF <30% 2.141 1.316 3.483 0.002
BMI >30 1.540 1.079 2.198 0.017
Current smoker at operation 1.673 1.031 2.715 0.037
Age at operation 1.072 1.050 1.094 <0.0005