Comparison of baseline clinical characteristics between patients undergoing AVR and patients undergoing MIAVR
| Characteristics | AVR (n=19) | MIAVR (n=19) | P values | Total (n=38) |
| Male | 11 (57.9%) | 12 (63.2%) | 0.74 | 23 (60.5%) |
| Age (years) | 70.8±8 | 67.3±9 | 0.22 | 70±9 |
| Hight (cm) | 170.9±9 | 172.8±9 | 0.55 | 172±9 |
| Wight (kg) | 75.5±12 | 84.1±19 | 0.15 | 81±16 |
| Hypertension | 13 (68.4%) | 12 (63.2%) | 0.73 | 25 (65.8%) |
| Diabetes | 5 (26.3%) | 4 (21.1%) | 0.70 | 9 (23.7%) |
| Previous stroke | 2 (10.5%) | 0 | 0.15 | 2 (5.3%) |
| Hyperlipidaemia | 6 (31.6%) | 8 (42.1%) | 0.50 | 14 (36.8%) |
| Previous PCI | 0 | 1 (5.3%) | 0.31 | 1 (2.9%) |
| Renal failure | 0 | 2 (10.5%) | 0.15 | 2 (5.3%) |
| Systolic blood pressure (mm Hg) | 132±13 | 134±20 | 0.70 | 133±16 |
| Diastolic blood pressure (mm Hg) | 72±10 | 73±8 | 0.89 | 73±9 |
| ECG | ||||
| LBBB | 2 (10.5%) | 0 | 0.16 | 2 (5.3%) |
| RBBB | 1 (4.8) | 1 (4.8) | 0.97 | 2 (5.3%) |
| QRS duration (ms) | 95.7±16.8 | 93.4±10.3 | 0.64 | 94.6±13.8 |
| Heart rate (beats/min) | 66±13 | 69±9 | 0.60 | 67±11 |
AVR, aortic valve replacement surgery; LBBB, left bundle branch block; MIAVR, minimally invasive aortic valve replacement surgery; PCI, percutaneous coronary intervention; QRS, the second wave in ECG; RBBB, right bundle branch block.