Table 1.
Baseline characteristics
| Clinical characteristics | Total | High-risk PCI | BAV | Bridge to transplant |
|---|---|---|---|---|
| N = 49 | N = 45 | N = 1 | N = 3 | |
| Age (years) (mean*) | 72 ± 13 (37–92) | 74 ± 11 (47–92) | 67 | 48 ± 11(37–63) |
| Male | 39 (80%) | 35 (78%) | 1 | 3 (100%) |
| BMI (kg/m2) (meana) | 27 ± 4 (18–40) | 27 ± 4 (20–40) | 25 | 22 ± 3 (18–24) |
| Hypertension | 40 (82%) | 37 (82%) | 0 | 3 (100%) |
| Diabetes | 17 (35%) | 16 (36%) | 0 | 1 (33%) |
| Smoking | 28 (57%) | 26 (58%) | 0 | 2 (66%) |
| Dyslipidemia | 32 (65%) | 31 (69%) | 0 | 1 (33%) |
| Renal function | ||||
| eGFR (ml/min) (meana) | 51 ± 6 (11–117) | 54 ± 27(16–117) | 43 | 15 ± 4 (11–20) |
| eGFR 30–60 | 22 (45%) | 21 (47%) | 1 | 3 (100%) |
| eGFR <30 | 12 (30%) | 9 (14%) | 0 | 3 (100%) |
| PVD | 4 (8%) | 4 (9%) | 0 | 0 |
| CVD | 3 (6%) | 3 (7%) | 0 | 0 |
| Previous MI | 24 (49%) | 22 (49%) | 0 | 2 (67%) |
| Previous CABG | 3 (6%) | 3 (7%) | 0 | 0 |
| Previous PCI | 9 (18%) | 7 (16%) | 0 | 2 (67%) |
| LVEF <35% | 39 (80%) | 36 (80%) | 1 | 3 (100%) |
| LVEF (%) (meana) | 28 ± 14 (10–60) | 28 ± 14 (10–60) | 10 | 15 ± 4 (10–20) |
| Impella characteristics | ||||
| Successful implant | 48 (98%) | 44 (98%) | 1 | 3 (100%) |
| 2.5L Device | 36 (76%) | 34 (77%) | 0 | 2 (67%) |
| 3.8L Device | 11 (23%) | 10 (23%) | 1 | 0 |
| 5.0L Device | 1 (2%) | 0 | 0 | 1 (33%) |
BAV balloon valvuloplasty, BMI body mass index, CABG coronary artery bypass grafting, CVD cerebrovascular disease, ECMO extracorporeal membrane oxygenation, eGFR estimated glomerular filtration rate, LVEF left ventricular ejection fraction, MI myocardial infarction, PCI percutaneous coronary intervention, PVD peripheral vascular disease, SD standard deviation
aMean ± SD (range)