Table 1 Baseline and preoperative characteristics
Variable | Total number N = 186 | Age < 70 years N = 89 | Age ≥ 70 years N = 97 | p-value |
|---|---|---|---|---|
Age (years) | 70.0 ± 7.8 | 63.2 ± 4.8 | 76.1 ± 3.9 | < 0.001 |
70.0 (64.8;76.3) | 64.0 (60.0;67.0) | 76.0 (73.0;79.0) | ||
Female gender, (%) | 40 (21.5) | 21 (23.6) | 19 (19.6) | 0.506 |
BMI (kg/m2) | 27.7 ± 4.8 | 27.6 ± 4.4 | 27.8 ± 5.2 | 0.833 |
Logistic EuroScore ll (%) | 3.4 (2.3;6.2) | 2.5 (1.8;4.5) | 4.4 (3.1;7.2) | < 0.001 |
STS-Score (%) | 1.0 (0.6;1.8) | 0.7 (0.5;0.9) | 1.6 (1.0;2.5) | < 0.001 |
COPD, n (%) | 23 (12.4) | 12 (13.5) | 11 (11.3) | 0.657 |
Creatinine (mg/dl) | 1.07 (0.84;1.21) | 0.9 (0.8;1.1) | 1.1 (0.9;1.3) | 0.003 |
Dialysis, n (%) | 3 (1.6) | 1 (1.1) | 2 (2.1) | 0.622 |
Diabetes mellitus, (%) | 61 (32.8) | 31 (34.8) | 30 (30.9) | 0.571 |
IDDM, n (%) | 25 (13.4) | 13 (14.6) | 12 (12.4) | 0.655 |
Hyperlipidemia, (%) | 137 (73.7) | 67 (75.3) | 70 (72.2) | 0.630 |
Arterial hypertension, (%) | 159 (85.5) | 73 (82.0) | 86 (88.7) | 0.199 |
Pulmonary hypertension | 12 (6.5) | 4 (4.5) | 8 (8.2) | 0.298 |
PAVK, n (%) | 54 (29.0) | 28 (31.5) | 26 (26.8) | 0.485 |
Carotid stenosis, right side, (%) | ||||
1 = < 50% | 57 (30.6) | 26 (29.2) | 31 (32.0) | 0.523 |
2 = 50–69% | 13 (7.0) | 8 (9.0) | 5 (5.2) | |
3 = 70–89% | 63 (33.9) | 27 (30.3) | 36 (37.1) | |
4= > 90% | 53 (28.5) | 28 (31.5) | 25 (25.8) | |
Carotid stenosis, left side, n (%) | ||||
1 = < 50% | 55 (29.6) | 25 (28.1) | 30 (30.9) | 0.993 |
2 = 50–69% | 16 (8.6) | 8 (9.0) | 8 (8.2) | |
3 = 70–89% | 71 (38.2) | 34 (38.2) | 37 (38.1) | |
4 = > 90% | 44 (23.7) | 22 (24.7) | 22 (22.7) | |
Symptomatic carotid stenosis, n (%) | 48 (25.8) | 26 (29.2) | 22 (22.7) | 0.309 |
Neurological diseases, n (%) | 10 (5.4) | 7 (7.9) | 3 (3.1) | 0.198 |
Cerebral ischemia, n (%) | ||||
TIA | 6 (3.2) | 4 (4.5) | 2 (2.1) | – |
PRIND | 1 (0.5) | 0 | 1 (1.0) | |
Apoplexy | 30 (16.1) | 18 (20.2) | 12 (12.4) | |
Classification, n (%) | ||||
One-vessel disease | 7 (3.8) | 5 (5.6) | 2 (2.1) | – |
Two-vessel disease | 21 (11.3) | 8 (9.0) | 13 (13.4) | |
Three-vessel disease | 158 (84.9) | 76 (85.4) | 82 (84.5) | |
Angina pectoris, n (%) | 124 (66.7) | 60 (67.4) | 64 (66.0) | 0.836 |
EF (%) | 55.0 ± 16.3 | 56.8 ± 16.3 | 53.4 ± 16.2 | 0.264 |
Rhythm | ||||
Atrial fibrillation, n (%) | 25 (13.4) | 3 (3.4) | 22 (22.7) | – |
Pacemaker, n (%) | 4 (2.2) | 1 (1.1) | 3 (3.1) | |
Acute myocardial infarction, n (%) | 41 (22.2) | 16 (18.0) | 25 (26.0) | 0.187 |
Previous heart surgery | 9 (4.8) | 6 (6.7) | 3 (3.1) | 0.315 |
Previous PCI, n (%) | 35 (18.8) | 18 (20.2%) | 17 (17.5%) | 0.638 |
CPR, n (%) | 1 (0.5) | 1 (1.1) | 0 | 0.478 |