Preoperative data
| Total (n=245) | Group 1 (n=165) | Group 2 (n=80) | p Value | |
|---|---|---|---|---|
| EF, ejection fraction. | ||||
| Mean (SD) age | 62 (10) | 60 (10) | 66 (9) | <0.001 |
| Female patients (%) | 32 (13) | 16 (10) | 16 (20) | 0.04 |
| Mean (SD) body mass index | 27 (4) | 27 (3) | 27 (4) | 0.3 |
| Urgent (%) | 105 (43) | 67 (41) | 38 (47) | 0.3 |
| Mean (SD) Parsonnet score | 7 (6) | 5 (5) | 11 (7) | <0.001 |
| Ventricular function (%) | ||||
| EF >50% | 138 (57) | 101 (61) | 37 (46) | |
| EF 30%–49% | 75 (30) | 54 (35) | 21 (27) | |
| EF <30% | 32 (13) | 10 (6) | 22 (27) | <0.05 |
| Smoking (%) | 31 (13) | 21 (12) | 10 (13) | 0.9 |
| Diabetes (%) | 46 (19) | 29 (18) | 17 (21) | 0.6 |
| Hypertension (%) | 129 (53) | 79 (48) | 50 (62) | 0.06 |
| Mean (SD) creatinine (mmol/l) | 110 (37) | 109 (41) | 111 (25) | 0.7 |
| Creatinine >150 mmol/l (%) | 9 (3.7) | 4 (2.4) | 5 (6) | 0.7 |