Table 1.
Baseline clinical characteristics.
| Variable | Stenoses, n = 159 (%) |
|---|---|
| Gender | |
| Male | 119 (75%) |
| Comorbidities | |
| Coronary artery disease | 67 (42%) |
| Diabetes mellitus | 60 (38%) |
| Type of AV fistula | |
| Radiocephalic | 81 (51%) |
| Brachiocephalic | 56 (35%) |
| Other native vein | 3 (2%) |
| Prosthetic graft | 19 (12%) |
|
| |
| Position of stenosis in native AV fistula | n = 140 (%) |
| Anastomosis | 40 (29%) |
| Venous cannulation zone | 69 (49%) |
| Outflow vein | 25 (18%) |
| Central vein | 6 (4%) |
|
| |
| Position of stenosis in synthetic grafts | n = 19 (%) |
| Arterial anastomosis | 3 (16%) |
| Graft | 1 (5%) |
| Venous anastomosis | 11 (58%) |
| Outflow vein | 4 (21%) |
| Central vein | 0 |