Table 2.
Analysis of the clinical characteristics before first use of vascular access according to vascular access type
| Total (N = 529) |
RC AVF (N = 264) |
BC AVF (N = 168) |
AVG (N = 97) |
P | ||
|---|---|---|---|---|---|---|
| CVC | None | 227 (42.9) | 121 (45.8) | 69 (41.1) | 37 (38.1) | 0.358 |
| IJC | 3 (0.6) | 2 (0.8) | 0 (0) | 1 (1.0) | ||
| Permanent catheter | 299 (56.5) | 141 (53.4) | 99 (58.9) | 59 (60.0) | ||
| CVC duration (days) | 113.4 ± 73.5 | 115.3 ± 68.7 | 112.7 ± 63.7 | 109.3 ± 101.4 | 0.891 | |
| Preoperative surveillance | None | 192 (36.4) | 123 (46.8) | 53 (31.5) | 16 (16.5) | < 0.001 |
| Duplex ultrasonography | 207 (39.2) | 102 (38.8) | 85 (50.6) | 20 (20.6) | ||
| Venography | 60 (11.4) | 17 (6.5) | 19 (13.3) | 24 (24.7) | ||
| Both | 69 (13.1) | 21 (8.0) | 11 (6.5) | 37 (38.1) | ||
| Time to 1st use (days) | 64.0 (14.0–124.0) | 75.0 (12.0–138.0) | 65.5 (8.8–122.3) | 35.0 (5.0–65.0) | 0.001 | |
| PTA before maturation | 112 (21.2) | 70 (26.5) | 27 (16.1) | 15 (15.5) | 0.011 | |
Values are presented as number (%), mean ± standard deviation, or median with range
AVF arteriovenous fistula, AVG arteriovenous graft, BA brachial artery, BC brachiocephalic, CVC central vein catheter, IJC internal jugular catheter, PSV peak systolic velocity, PTA percutaneous transluminal angioplasty, RC radiocephalic