Table 1.
Patient Characteristics for Index Device Procedure by Infection Status.
| Variable | Total (N = 2068) | No CIED infection* (N = 1973) | CIED Infection* (N = 95) | P-value |
|---|---|---|---|---|
| Training Set | 1,362 (65.9%) | 1,299 (65.8%) | 63 (66.3%) | 0.92 |
| Validation Set | 706 (34.1%) | 674 (34.2%) | 32 (33.7%) | |
| Demographics | ||||
| Age (Median (IQR)) | 71.7 (64.4–81.0) | 71.9 (64.5–81.1) | 68.6 (62.2–79.3) | 0.06 |
| Male Sex | 2,024 (97.9%) | 1,931 (97.9%) | 93 (97.9%) | >0.99 |
| Race | ||||
| White | 1,784 (86.3%) | 1,698 (86.1%) | 86 (90.5%) | 0.29 |
| Black | 248 (12.0%) | 239 (12.1%) | 9 (9.5%) | |
| Other | 36 (1.7%) | 36 (1.8%) | 0 (0.0%) | |
| Hispanic | 148 (7.2%) | 140 (7.1%) | 8 (8.4%) | 0.62 |
| Comorbidities | ||||
| Diabetes | 977 (47.2%) | 931 (47.2%) | 46 (48.4%) | 0.81 |
| Tobacco Use | 1,041 (50.3%) | 989 (50.1%) | 52 (54.7%) | 0.38 |
| Chronic Obstructive Pulmonary Disease | 631 (30.5%) | 595 (30.2%) | 36 (37.9%) | 0.11 |
| Cerebrovascular Disease | 482 (23.3%) | 452 (22.9%) | 30 (31.6%) | 0.051 |
| Peripheral Arterial Disease | 473 (22.9%) | 438 (22.2%) | 35 (36.8%) | 0.0009 |
| Chronic Kidney Disease | 675 (32.6%) | 645 (32.7%) | 30 (31.6%) | 0.82 |
| Dialysis | 66 (3.2%) | 62 (3.1%) | 4 (4.2%) | 0.54 |
Abbreviations: CIED = Cardiac Implantable Electronic Device.
*Determined through manual review.