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Patient demographics for minimally invasive direct coronary artery bypass (MIDCAB) and off-pump coronary artery bypass (OPCAB) groups
| MIDCAB (n=74) | OPCAB (n=78) | p-value | |
| Male patients | 60 (81.1%) | 63 (80.8%) | >0.05 |
| Body mass index | 27.84kg/m2 | 28.43kg/m2 | >0.05 |
| Current or ex-smoker | 41 (55.4%) | 49 (62.8%) | >0.05 |
| Diabetes mellitus | 9 (12.2%) | 13 (16.7%) | >0.05 |
| Extracardiac arteriopathy | 5 (6.8%) | 5 (6.4%) | >0.05 |
| Renal dysfunction (dialysis or creatinine >200µmol/l) | 1 (1.4%) | 1 (1.3%) | >0.05 |
