Table 2.
Study population stratified by diagnosis of infection.
| Variable | Infected (n = 82) | Non Infected (n = 37) | p-Value |
|---|---|---|---|
| Male sex | 65 (79.3%) | 27 (73%) | 0.45 |
| Coronary artery disease | 24 (30%) | 14 (38%) | 0.60 |
| Heart failure | 33 (43.4%) | 23 (65.7%) | 0.03 |
| Atrial fibrillation | 27 (36%) | 13 (37%) | 0.91 |
| Systemic arterial hypertension | 54 (71%) | 20 (59%) | 0.21 |
| Diabetes | 18 (23.7%) | 6 (17.6%) | 0.48 |
| Anemia | 17 (22.4%) | 7 (20.6%) | 0.89 |
| White blood cells <4500 (leukopenia) 4500–9800(normal range) >9800 (leukocytosis) |
26 (35%) 40 (53%) 9 (12%) |
11 (33%) 20 (61%) 2 (6%) |
0.68 |
| C-reactive protein ≥3 mg/dL | 57 (81%) | 14(50%) | 0.002 |
| Creatinine, mg/dL | 1.1 (0.65) | 1.1 (0.4) | 0.25 |
| Chronic kidney disease | 23 (30.6%) | 8 (24.2%) | 0.49 |
| Left ventricular ejection fraction <30% 30–50% >50% |
11 (18%) 25 (41%) 25 (41%) |
5 (19.2%) 14 (53.8%) 7 (27%) |
0.43 |
| Age at extraction, years | 79.7 (12) | 68.3 (20.8) | <0.001 |
| Number of implants 1 2 3 4 |
32 (58.2%) 15 (27.3%) 6 (10.9%) 2 (3.6%) |
14 (66.6%) 4 (19%) 3 (14.2%) 0 (0%) |
0.84 |
| Older leads, months | 109 (82) | 66 (65.6) | 0.03 |
| Type of device Single PM Single ICD Dual PM Dual ICD CRT-P CRT-D |
3 (3.8%) 9 (11.2%) 36 (45%) 6 (7.5%) 10 (12.5%) 16 (20%) |
1 (2.9%) 13 (37.1%) 6 (17.1%) 9 (25.7%) 2 (5.8%) 4 (11.4%) |
<0.001 |
| Coil (yes/no) | 31 (38.75%) | 26 (74.2%) | <0.001 |
| Coil Single Dual * out of 58 pts implanted with single ICD, dual ICD, CRT-D |
15 (51.7%) * 14 (48.2%) * |
18 (72%) * 7 (28%) * |
0.13 |
| Number of catheters 1 2 3 4 |
13 44 16 8 |
18 11 6 0 |
<0.001 |
| Previously abandoned catheter ≥1 | 13 (16%) | 1 (2.9%) | 0.06 |