Table 1 Clinical characteristics
| Variables | |
|---|---|
| Age (years) | 54 ± 18 |
| Male gender | 25 (57%) |
| Cardiomyopathy | 16 (36%) |
| Acute coronary syndrome | 10 (23%) |
| Postoperative of cardiac surgery | 9 (21%) |
| Valvulopathy | 5 (11%) |
| Cardiogenic shock | 3 (7%) |
| Total atrioventricular conduction block | 1 (2%) |