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Table 2 Preoperative patient characteristics
| Without PPM | With PPM | p | |
|---|---|---|---|
| Age | 61 (56–66) | 64 (57–68) | 0,046 |
| Women | 49 (35,5%) | 18 (29,5%) | 0,41 |
| HT | 77 (55,8%) | 34 (55,7%) | 0,99 |
| DM | 22 (15,9%) | 15 (25%) | 0,13 |
| Hypercholesterolemia | 70 (50,7%) | 27 (44,3%) | 0,4 |
| BSA | 1,82 ± 0,2 | 1,91 ± 0,16 | 0,002 |
| BMI | 28,84 ± 4,29 | 30,07 ± 4,27 | 0,086 |
| Peripheral arterial disease | 13 (9,4%) | 11 (18%) | 0,085 |
| CPD | 20 (14,5%) | 11 (18%) | 0,52 |
| Previous stroke | 4 (2,9%) | 4 (6,6%) | 0,22 |
| Previous neurological dysfunction | 4 (2,9%) | 0 (0%) | 0,18 |
| Preoperative creatinine concentration | 0,94 (0,8–1,09) | 1 (0,86–1,17) | 0,043 |
| Previous AF | 18 (13%) | 7 (11,5%) | 0,76 |
| Previous AMI | 1 (0,7%) | 1 (1,6%) | 0,55 |
| LVD | 16 (11,6%) | 7 (11,5%) | 0,98 |
| SPHT | 14 (10,1%) | 9 (14,8%) | 0,35 |
| Peak transaortic pressure gradient | 81 (70–91) | 81 (71–93) | 0,93 |
| Associated aortic regurgitation | 27 (19,6%) | 16 (26,2%) | 0,29 |
| Emergency surgery | 4 (2,9%) | 1 (1,6%) | 0,61 |
| Logistic EuroSCORE | 2,8 (2,1–4,6) | 2,9 (2,1–5,1) | 0,51 |
| Previous pacemaker implantation | 0 (0%) | 2 (3,3%) | 0,033 |
| NYHA functional class III-IV | 67 (48,6%) | 30 (49,2%) | 0,93 |
| Etiology | |||
| Degenerative disease | 90 (65,2%) | 41 (67,2%) | 0,78 |
| Congenital disease | 37 (26,8%) | 13 (21,3%) | 0,41 |
| Rheumatic disease | 11 (8%) | 7 (11,5%) | 0,43 |
