| Variables | Total (n = 36) | Non-PICM (n = 30) | PICM (n = 6) | p-value |
| Postprocedural CHB | 14 (38.9%) | 10 (33.3%) | 4 (66.7%) | 0.181 |
| Age (years) | 71.4 ± 15.4 | 71.1 ± 15.7 | 72.5 ± 15.0 | 0.851 |
| Sex: Male | 20 (55.6%) | 16 (53.3%) | 4 (66.7%) | 0.672 |
| Diabetes mellitus | 12 (33.3%) | 11 (36.7%) | 1 (16.7%) | 0.640 |
| Hypertension | 26 (72.2%) | 22 (73.3%) | 4 (66.7%) | 1 |
| Dyslipidemia | 25 (69.4%) | 21 (70.0%) | 4 (66.7%) | 1 |
| Atrial arrhythmia | 16 (44.4%) | 13 (43.3%) | 3 (50.0%) | 1 |
| Ischemic heart disease | 10 (27.8%) | 7 (23.3%) | 3 (50.0%) | 0.317 |
| Chronic kidney disease | 11 (30.6%) | 10 (33.3%) | 1 (16.7%) | 0.643 |
| Intrinsic QRS duration (msec) | 107.9 ± 24.8 | 106.4 ± 25.9 | 121.7 ± 21.1 | 0.187 |
| Paced QRS duration (msec) | 151.6 ± 35.0 | 154.4 ± 27.0 | 150.7 ± 19.1 | 0.750 |
| Pacemaker mode |
| |||
| DDD | 25 (69.4%) | 21 (70.0%) | 6 (66.7%) | 1 |
| VVI | 11 (30.6%) | 9 (30.0%) | 2 (33.3%) | 1 |
| Rate adaptative | 12 (33.3%) | 10 (33.3%) | 2 (33.3%) | 1 |
| Atrial pacing rate (%) | 30.6 (6.0 - 49.5) | 32.9 (6.0 - 53.0) | 18.0 (5.0 - 31.5) | 0.603 |
| RV paced (%) | 50.2 (2.0 - 98.0) | 11.3 (1.6 - 97.0) | 98.5 (89.0 - 100.0) | 0.022 |