Patient characteristics
| Variable | Number (% of total) |
|---|---|
| Male | 73 (51) |
| Age (Years) | 83 ± 6 |
| COPD | 35 (24.3) |
| Cerebrovascular disease (CVA / TIA) | 33 (22.3) |
| Previous cardiac surgery | 59 (40.1) |
| Creatinine clearance <50ml/min | 94 (65.2) |
| LVEF 30-50% | 39 (27.0) |
| LVEF < 30% | 6 (4.2) |
| NYHA functional class III/IV | 91 (63.2) |