Table 1 Propensity-matched patient and disease characteristics
| Â | SM (n = 89) | Control (n = 89) | P Value |
|---|---|---|---|
Age (years) | 65.9 (59.2 – 70.1) | 66.4 (59.2 – 71.9) | 0.58 |
Female (%) | 28.1 | 25.8 | 0.74 |
Body mass index (kg/m2) | 27.1 (24.9 – 30.7) | 27.1 (24.7 – 30.2) | 0.81 |
Ejection fraction <30% | 5.6 | 4.5 | 0.73 |
Triple-vessel disease (%) | 75.3 | 74.2 | 0.86 |
Left main stem disease (%) | 23.6 | 24.7 | 0.86 |
Angina class IV (%) | 19.1 | 14.6 | 0.42 |
Diabetes (%) | 23.6 | 29.2 | 0.39 |
Respiratory disease (%) | 37.1 | 33.7 | 0.64 |
Renal dysfunction (%) | 6.7 | 5.6 | 0.76 |
Peripheral vascular disease (%) | 9.0 | 7.9 | 0.79 |
Current smoker (%) | 20.2 | 20.2 | >0.99 |
Previous myocardial infarction (%) | 46.1 | 51.7 | 0.45 |
Hypercholesterolaemia (%) | 95.5 | 95.5 | >0.99 |
Hypertension (%) | 57.3 | 55.1 | 0.76 |
Emergent procedure (%) | 1.1 | 1.1 | >0.99 |
Preoperative β-blockers (%) | 66.3 | 64.0 | 0.75 |
Preoperative diuretics (%) | 33.7 | 36.0 | 075 |
Preoperative heart rate (bpm) | 69.1 (61.8 – 81.9) | 70.3 (60.6 – 83.2) | 0.57 |
Additive EuroSCORE | 4 (2 – 5) | 3 (2 – 5) | 0.63 |
Number of grafts (n/patient) | 3 (2 – 4) | 3 (3 – 4) | 0.61 |
Right-CAD (%) | 76.4 | 71.9 | 0.49 |
LIMA (%) | 95.5 | 96.6 | 0.69 |
CPB not used (%) | 77.5 | 69.7 | 0.23 |