Table 2. Distribution of perioperative variables among three groups.
| Group A (n=20) | Group B (n=20) | Group C (n=20) | ||||||||
| n | % | Mean±SD | n | % | Mean±SD | n | % | Mean±SD | p | |
| CPB (min) | 83.9±15.6 | 82.1±4.3 | 96.0±13.5 | 0,2 | ||||||
| AKZ (min) | 55.6±8.3 | 50.5±5.4 | 62.3±12.8 | 0,1 | ||||||
| Number of bypass procedures | 3.2±0.8 | 3.0±0.3 | 3.7±0.8 | 0,5 | ||||||
| Normal sinus rhythm | 12 | 60 | 14 | 70 | 18 | 90 | 0,001 | |||
| Spontaneous defibrillation | 10 | 50 | 7 | 35 | 3 | 15 | 0,001 | |||
| Postoperative atrial fibrillation | 5 | 25 | 3 | 15 | 2 | 10 | 0,08 | |||
| AV block | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| Low output syndrome | 2 | 10 | 1 | 5 | 0 | 0 | 0,1 | |||
| Medical inotropic treatment | 2 | 10 | 1 | 5 | 0 | 0 | 0,1 | |||
| IABP | 0 | 0 | 0 | 0 | 0 | 0 | ||||
| Duration of ventilator | ||||||||||
| support (hour) | 8.2±2.3 | 9.0±1.3 | 6.3±1.0 | 0,1 | ||||||
| ICU stay (day) | 2.1±0.3 | 1.9±0.2 | 1.8±0.1 | 0,1 | ||||||
| Duration of hospitalization | ||||||||||
| (day) | 7.3±0.8 | 7.2±0.7 | 7.1±1.2 | 0,1 | ||||||
| CPB: Cardiopulmonary bypass time (minute); ACT: Aortic cross-clamp time (minute); AV: Atrioventricular; IABP: Intra-aortic blood pressure monitorization; ICU: Intensive care unit. | ||||||||||