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Table 3 Fully-adjusted Cox-proportional hazards model with long-term composite outcome as the outcome (Death and/or readmission to hospital for cardiac reason)

From: The effect of total arterial grafting on medium-term outcomes following coronary artery bypass grafting

Variable HR 95% CI p-value
Age 70–79 1.25 1.10–1.41 0.0004
Age 80+ 1.55 1.25–1.88 < 0.0001
COPD 1.39 1.24–1.57 < 0.0001
Female gender 1.14 1.04–1.26 0.006
Diabetes 1.28 1.17–1.40 < 0.0001
Pre-op renal failure 1.75 1.48–2.07 < 0.0001
Peripheral vascular disease 1.40 1.25–1.57 < 0.0001
Ejection fraction 30–49 1.22 1.09–1.36 0.006
Ejection fraction < 30 1.38 1.13–1.67 0.001
Congestive heart failure 1.33 1.17–1.52 < 0.0001
In-hospital urgent IHU (> 24 hours) 1.38 1.25–1.52 < 0.0001
Urgent (< 24 hours) 1.50 1.31–1.72 < 0.0001
pscore 0.86 0.67–1.10 0.222
Total arterial grafting (TAG) 0.92 0.76–1.11 0.397