Table 1: Patient characteristics and data from the perioperative period. Values are expressed as n or mean ± standard deviation, unless otherwise indicated.
Age (years) | 65 ± 9 | |
Sex (n female/ n male) | 14 / 28 | |
Height (cm) | 172 ± 7 | |
Weight (kg) | 77 ± 13 | |
Preoperative medication (n) | β-blocker | 34 |
Ca2+ antagonists | 34 | |
Nitrates | 30 | |
Glycosides | 5 | |
ACE inhibitors | 23 | |
AT1 antagonists | 9 | |
Diuretics | 14 | |
Procedures (n) | CABG | 30 |
AVR | 7 | |
MVR | 2 | |
other | 3 | |
Duration of surgery (min) | 177 ± 45 | |
Duration of CPB (min) | 86 ± 31 | |
Blood loss (ml) | 2 hrs. postop. | 142 ± 76 (range 20-360) |
8 hrs. postop. | 318 ± 154 (range 120-705) | |
Transfusions intraoperative | patients (n) | 12 |
PRBC (units) | 2.0 ± 0.4 | |
Transfusions 2 hrs. postoperative | patients (n) | 15 |
PRBC (units) | 1.7 ± 0.6 | |
no transfusion at all | 17 |
CABG: Coronary artery bypass grafting; AVR: Aortic valve replacement; MVR: Mitral valve replacement; CPB: Cardiopulmonary bypass; PRBC: Packed red blood cells.