Table 1.
Patient characteristics and preoperative data (n = 126).
| Variables | Aorta group (n = 56) | ITA group (n = 47) | LAA group (n = 23) | P-value |
|---|---|---|---|---|
| Age, mean ± SD years | 65.0 ± 8.1 | 65.5 ± 8.0 | 68.9 ± 8.1 | 0.140 |
| Male gender, n (%) | 34 (60.7) | 32 (68.1) | 18 (78.3) | 0.312 |
| BMI, mean ± SD kg/m2 | 22.2 ± 3.3 | 22.6 ± 3.9 | 22.7 ± 4.1 | 0.807 |
| NYHA class (≧Ⅲ), n (%) | 10 (17.9) | 12 (25.5) | 1 (4.3) | 0.098 |
| Euro SCORE, median [IQR] | 1.3 [1.0–2.6] | 1.8 [1.1–3.4] | 1.7 [1.0–2.7] | 0.287 |
| STS SCORE, median [IQR] | 1.6 [0.8–2.5] | 1.6 [0.9–3.3] | 1.7 [1.1–3.4] | 0.697 |
| LVEF, mean ± SD % | 57.8 ± 12.3 | 53.5 ± 13.9 | 56.7 ± 14.6 | 0.259 |
| Comorbidity, n (%) | ||||
| Hyperlipidemia | 52 (92.9) | 47 (100) | 23 (100) | 0.076 |
| Hypertension | 54 (96.4) | 47 (100) | 23 (100) | 0.281 |
| Diabetes mellitus | 25 (44.6) | 28 (59.6) | 8 (34.8) | 0.112 |
| Chronic renal disease (Cr ≧1.5 ng/dl) | 2 (3.6) | 9 (19.1) | 1 (4.3) | 0.014 |
| Dialysis | 1 (1.8) | 6 (12.8) | 1 (4.3) | 0.068 |
| COPD | 3 (5.4) | 5 (10.6) | 3 (13.0) | 0.460 |
| Cerebral vascular accident | 5 (8.9) | 4 (8.5) | 1 (4.3) | 0.778 |
| Peripheral arterial disease | 3 (5.4) | 9 (19.1) | 1 (4.3) | 0.042 |
| STEMI | 7 (12.5) | 9 (19.1) | 6 (26.1) | 0.327 |
| Recent myocardial infarction | 29 (51.8) | 27 (57.4) | 14 (60.9) | 0.721 |
| Left main trunk lesions | 29 (51.8) | 19 (40.4) | 7 (30.4) | 0.188 |
| Single vessel disease | 2 (3.6) | 2 (4.3) | 0 (0) | 0.618 |
| Double vessel disease | 14 (25.0) | 21 (44.7) | 7 (30.4) | 0.102 |
| Triple vessel disease | 40 (71.4) | 24 (51.1) | 16 (69.6) | 0.081 |
| Preoperative PCI | 4 (7.1) | 7 (14.9) | 5 (21.7) | 0.177 |
| Preoperative IABP | 2 (3.6) | 2 (4.3) | 1 (4.3) | 0.979 |
| Urgency, n (%) | ||||
| Elective | 50 (89.3) | 36 (76.6) | 17 (73.9) | 0.141 |
| Urgent | 7 (12.5) | 10 (21.3) | 6 (26.1) | 0.290 |
| Emergent | 0 (0) | 0 (0) | 0 (0) | |
| Salvage | 0 (0) | 1 (2.1) | 0 (0) | 0.429 |
BMI, body mass index; NYHA, New York Heart Association; STS, Society of Thoracic Surgeons; Euro SCORE, European System for Cardiac Operative Risk Evaluation; LVEF, left ventricular ejection fraction; COPD, chronic obstructive pulmonary disease; STEMI, ST-elevation myocardial infarction; PCI, percutaneous coronary intervention; IABP, intra-aortic balloon pumping.