Table 1.
Demographic and clinical data.
| Demographic and clinical variables | Data |
|---|---|
| Enrolled patients, # | 40 |
| Age, years | 75 ± 11 |
| Gender | |
| Males, # | 33 |
| Females, # | 7 |
| BMI | 27 ± 5 |
| Chronic RF, # (%) | 15 (37%) |
| Diabetes, # (%) | 14 (35%) |
| Hypertension, # (%) | 35 (87%) |
| COPD, # (%) | 9 (22%) |
| LVEF,% | 46 |
| GFR, mL/min/1.73 m2 | 73 ± 23 |
| Number of leads removed during each procedure | 2 ± 0.7 |
| Atrial leads removed overall, # (%) | 33 (85%) |
| Ventricular leads removed overall, # (%) | 36 (95%) |
| CS leads removed overall, # (%) | 9 (23%) |
| Time from first implantation (m) | 113 ± 70 |
| Time from last operation (m) | 28 ± 28 |
# —number of patients; BMI—body mass index; COPD—chronic obstructive pulmonary disease; GFR—glomerular filtration rate; LVEF—left ventricular ejection fraction; RF—renal failure; CS—coronary sinus; m—number of months.