Table 3.
Cumulative incidence and event rates of adverse events and procedures
| Adverse Event or Procedure | Vascular Access Type | Event Rate | ||||
| Radiocephalic Arteriovenous Fistula (420) | Upper Arm Arteriovenous Fistula (341) | Arteriovenous Graft (102) | Radiocephalic Arteriovenous Fistula (420) | Upper Arm Arteriovenous Fistula (341) | Arteriovenous Graft (102) | |
| Adverse events | ||||||
| VA site infection | 7 (1.7%) | 15 (4.4%) | 11 (10.8%) | 0.0049±0.040 | 0.07±0.45 | 0.10±0.40 |
| Thrombosis | 69 (16.4%) | 37 (10.9%) | 36 (35.3%) | 0.46±5.1 | 0.14±0.61 | 1.83±8.34 |
| Procedures | ||||||
| Percutaneous procedure—only balloon angioplasty—still functional VA | 204 (48.6%) | 129 (37.8%) | 69 (67.6%) | 1.01±2.79 | 1.64±8.96 | 1.84±4.37 |
| Percutaneous procedure including thrombectomy—occluded VA | 21 (5.0%) | 16 (4.7%) | 35 (34.3%) | 0.03±0.24 | 0.05±0.32 | 1.13±4.04 |
| Stenting | 1 (0.2%) | 16 (4.7%) | 5 (4.9%) | 0.001±0.024 | 0.04±0.33 | 0.02±0.10 |
| Surgical revision | 80 (19.0%) | 24 (7.0%) | 21 (20.6%) | 0.29±2.62 | 0.05±0.28 | 0.31±1.55 |
| Flow reduction | 3 (0.7%) | 32 (6.2%) | 0 (0%) | 0.0043±0.060 | 0.05±0.32 | 0.00±0.00 |
Event rates are expressed as number of events per year of functional patency ± SD. VA, vascular access.