Table 4.
Characteristics of the PM patients by survival outcome.
| Alive | Dead | P | |
|---|---|---|---|
| n (%) | 44 (40) | 66 (60) | |
| Age (mean ± SD) | 69.7 ± 11 | 71.6 ± 13 | 0.3 NS |
| Female gender n (%) | 11 (25) | 18 (27) | 0.8 NS |
| Followup (months) (mean ± SD) | 43 ± 21 | 21 ± 18 | 0.05 |
| Arterial hypertension n (%) | 29 (66) | 32 (48) | 0.08 NS |
| Diabetes n (%) | 4 (9) | 10 (15) | 0.4 NS |
| Atrial fibrillation n (%) | 17 (38) | 18 (27) | 0.2 NS |
| Coronary artery disease n (%) | 6 (13) | 13 (19) | 0.4 NS |
| Dilated cardiomyopathy n (%) | 2 (4) | 7 (10) | 0.3 NS |
| LVEF % (mean ± SD) | 52.8 ± 2 | 50.8 ± 1 | 0.4 NS |
| Valvular heart disease n (%) | 3 (7) | 10 (15) | 0.2 NS |
| AV block n (%) | 23 (52) | 42 (63) | 0.24 NS |
| Sick sinus syndrome n (%) | 18 (41) | 23 (34) | 0.5 NS |
| VVI PM n (%) | 8 (18) | 32 (48) | 0.0013 |
NS: not significant.