Group 1 (n= 190) Group 2 (n= 176) P
Male 141 (74.21%) 103 (58.52%) 0.001
Age 54 (43- 61) 53.5 (43.5- 62) 0.66
Body mass index 27.54 (25- 32.35) 28.59 (23.75- 34.2) 0.41
Diabetes mellitus 78 (41.05%) 68 (38.64%) 0.64
Hypertension 87 (45.79%) 88 (50%) 0.42
Chronic kidney disease 9 (4.76%) 12 (6.82%) 0.40
Dialysis 3 (1.58%) 5 (2.84%) 0.49
Creatinine, μmol/L 82 (69- 98) 84 (68.5- 101) 0.46
Peripheral vascular disease 4 (2.11%) 2 (1.14%) 0.67
Atrial fibrillation 32 (16.84%) 40 (22.73%) 0.16
Chronic obstructive pulmonary disease 3 (1.58%) 3 (1.7%) >0.99
Asthma 10 (5.26%) 18 (10.23%) 0.07
Coronary artery disease 85 (44.74%) 63 (36%) 0.09
Smoking Non-smoker Current Ex-smoker 146 (76.84%) 29 (15.26%) 15 (7.89%) 140 (79.55%) 19 (10.8%) 17 (9.66%)
0.41
Stroke 5 (2.63%) 15 (8.52%) 0.01
Transient ischemic attach 4 (2.11%) 2 (1.14%) 0.69
End diastolic diameter, mm 50 (44- 56) 50 (44- 56) 0.71
End systolic diameter, mm 36 (31- 42) 36 (31- 44) 0.73
Operative data:
Access Sternotomy Mini-sternotomy Mini-thoracotomy 165 (86.84%) 7 (3.68%) 18 (9.47%) 163 (92.61%) 5 (2.84%) 8 (4.55%)
0.16
Procedure Single Combined 138 (72.63%) 52 (27.37%) 100 (56.82%) 76 (43.18%)
0.002
Redo 7 (3.68%) 10 (5.68%) 0.36
Mitral valve replacement 69 (36.32%) 88 (50%) 0.008
Mitral valve repair 33 (17.37%) 31 (17.61%) 0.95
Aortic valve replacement 57 (30%) 52 (29.55%) 0.92
Tricuspid valve repair 21 (11.05%) 62 (35.23%) <0.001
Coronary artery bypass grafting 82 (43.16%) 58 (32.95%) 0.045
Maze 18 (9.47%) 31 (17.61%) 0.02
Cardiopulmonary bypass time, min 137 (98- 171) 142 (110- 186) 0.19
Cross-clamp time, min 108 (75- 140) 112 (81- 140) 0.59